SPECIAL SECTION: TRANSGENIC CROPS Policy and technological options to deal with India’s food surpluses and shortages Ramesh Chand* and Suresh Pal National Centre for Agricultural Economics and Policy Research, P.O. Box No. 11305, Library Avenue, Pusa, New Delhi 110 012, India Indian agriculture at the beginning of the 21st century faces major challenges and serious contradictions. On one hand, the country has more than 60 million tons of foodgrains in public stock and on the other hand, every fourth Indian is reported to be underfed and does not get even a minimum calorie intake. The country faces a massive shortage of edible oils and pulses, which is being met through imports. As these crops are grown mainly in dryland areas, their continued low productivity and adverse impact of import on their prices are detrimental to the interests of producers. One option for the country to meet the import bills of edible oils and pulses is to earn from the export of rice and wheat. However, recent trends show that India finds it difficult to sell surplus wheat and rice stocks to other countries even at sixty per cent of the domestic price. The increasing burden of edible oil imports and poor earnings from export of surplus grain is a matter of serious concern and adjusting these imbalances though trade is not proving beneficial (see endnote 1). The demand and supply imbalances in Indian agriculture are due to both technological and policy factors. The technological breakthrough of the green revolution has been highly biased towards cereals. It led to a sharp increase in productivity of cereals while pulses and oilseeds witnessed a very small increase. This can be seen from Figure 1, which shows trends in productivity of cereals, oilseeds and pulses during the last 30 years assuming year 1970–71 as the common base. The technological advantage in cereal cultivation has been further reinforced by strong policy support as the Government of India provided remunerative and assured prices for the two cereals. Therefore, cultivation of cereals, particularly rice and wheat, not only enjoyed productivity advantages but also ensured stable and assured economic returns which raised their relative profitability. Consequently, there was a large shift in land and other resources towards cultivation of these two cereal crops. The combination of technological breakthroughs and strong policy support has served the important purpose of achieving food security for the country. However, current levels of rice and wheat production cannot be absorbed either within the country or exported for profit at existing *For correspondence. (e-mail: [email protected]) 388 price levels. Meanwhile there is a massive shortage of edible oils and pulses. How can these imbalances be corrected? What are the technological and policy options to change the existing production patterns in the desired direction? Do new innovations in the area of transgenics and biotechnology hold promise for pulses and oilseed crops? What kind of input–output pricing policy related to subsidies and price intervention is required to restore balance in the structure of agricultural produc-tion? This article is an attempt to address some of these questions. Food demand and requirements There is a lot of debate on future requirement of food in India and this stems from the following causes. The estimates on demand projections by various experts show large divergence. Secondly, demand for food is often considered synonymous with demand for foodgrains or even cereals. At times, a very narrow view of food security is taken by looking at the availability of only rice and wheat, which creates an erroneous impression about food security. If the concept of food is taken in a proper and broad sense, including fruits, vegetables, animal products, etc., the demand scenario may be entirely different compared to the one which equates food to grains alone. Figure 1. Trend in index of yield of cereals, pulses and oilseeds, 1970–71 to 1999–2000. CURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003 SPECIAL SECTION: TRANSGENIC CROPS Demand projections Two sets of estimates giving demand projections for food towards the year 2020 have been widely discussed in recent years. One estimate is based on the study published by the Washington-based International Food Policy Research Institute (IFPRI)1 and the other is based on a study published by the Indian Agricultural Research Institute, New Delhi2. The two studies basically differ on two counts, viz. estimates of expenditure elasticity (see endnote 2), which is at the core of demand projection, and estimates of demand for animal feed. These estimates as used by the two studies are presented in Table 1; they reveal the per cent change in demand of the given commodity or commodity group in response to a unit per cent increase in income represented by expenditure. The IFPRI study is designed to include changes in elasticity parameter over time, whereas the IARI study assumes the same elasticity throughout. As can be seen from Table 1, there is wide divergence in elasticity estimates used by the two studies in making demand projection. For example, assuming 3% growth rate in per capita income during the period 2000 to 2020, the IFPRI study would imply about 8% growth in per person cereal demand, whereas the IARI study implies 1.6% decline in per capita cereal demand. Thus, according to the IARI study, direct demand for cereals would rise only on account of increase in population, whereas, Bhalla, Hazell and Kerr (hereafter referred as BHK, IFPRI study) report a large increase in demand due to growth in income in addition to the impact of population growth. According to Kumar2, any increase in per capita income of Indian population would result in a small decline in Table 1. direct consumption of cereals and a modest-to-high growth in demand for livestock products, fruits and vegetables. BHK projects that income growth would raise demand for livestock products at a much higher rate than that projected by Kumar. The BHK report is also not in agreement with that of Kumar on negative income elasticity of cereal demand – implying reduction in demand for cereals with increase in income. However, some of the researchers working in demand projections3,4 have observed decline in per capita foodgrain consumption in rural India in recent times which lends credence to a negative, albeit small, expenditure elasticity of cereals reported by Kumar. The second divergence between the estimates of Kumar and BHK is due to estimates for feed demand. BHK assumes that expansion in livestock production would entail increase in feed coefficient to a level of 1.2 kg of cereal per kg of meat and egg and 0.72 kg of cereal per kg of milk as they observed that traditional sources of feed like grazing areas are shrinking. They also assumed higher growth in demand for livestock products compared to Kumar, which further increases the difference in feed demand estimates of the two studies. The demand projections made by the two studies are presented in Table 2. According to BHK, domestic demand for cereals would grow at a rate of 2.53% corresponding to 3.5% annual growth rate in per capita income. According to Kumar, the rate of growth in cereal demand would be 1.88%. An important question is – which growth rate is likely to hold for India? The two estimates have been widely discussed in various seminars where the consensus is that actual demand growth would be between these two Estimates of expenditure elasticities based on IFPRI and IARI studies Source Bhalla, Hazel and Kerr (IFPRI) Rural Urban Kumar (IARI) Rural Urban Year Cereals Meat and egg Milk and milk product 1993 2001 1993 2001 0.29 0.10 0.18 0.10 1.01 1.25 0.71 0.74 1.53 1.53 0.94 1.05 1993–94 1993–94 – 0.007 – 0.037 0.848 0.633 0.458 0.372 Source: 1. Bhalla et al.1, 2. Kumar2. Table 2. Source Demand projection for cereals towards 2020 (million ton) Year Food Feed Subtotal All uses Growth rate (%) 1993 2020 147.12 246.08 3.71 50.11 150.83 296.19 – – 2.53 1995 2020 150.6 237.6 6.54 15.19 156.60 252.25 166.67 265.8 1.88 Bhalla et al. Kumar* *Kumar’s projections correspond to 5% growth rate in GDP. CURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003 389 SPECIAL SECTION: TRANSGENIC CROPS estimates as the higher side estimate of BHK is believed to be an overestimate and the lower one is believed to underestimate the cereal demand. The average of the two comes to a 2.20% increase in cereal demand per annum, which can be taken as a reasonable estimate to reflect growth in cereal demand in India. As against the growth rate of demand, Kumar has projected a somewhat higher growth in supply of cereals, which would leave positive surplus in total cereal output till the year 2020 even under deceleration in total factor productivity growth. Further, Kumar has noted significant changes in composition of food basket which has implications for domestic production and resources allocation to various sub-sectors of food production in the future. To understand this further, the growth rate in demand for other food commodities along with the recent growth rates in their output is presented in Table 3. Table 3. Projected growth rates (%) in demand for major foods towards 2020 AD and recent growth in supply Commodity Demand growth rate 1995–2020* Output growth rate in the last 10 years† Cereals Pulses Edible oil Oilseeds Milk Fruit Vegetables Eggs Fish 1.88 2.98 2.91‡ – 3.26 3.20 2.91 3.76 3.75 2.16 0.63 2.06 2.29 4.14 5.75 4.79 4.59 4.28 *Taken from Kumar2 for 5% growth in GDP. Our own estimates based on official data on production. ‡ Derived by us using the elasticity reported by Kumar2. † Table 4. 1988–89 1989–90 1990–91 1991–92 1992–93 1993–94 1994–95 1995–96 1996–97 1997–98 1998–99 1999–00 2000–01 Crop diversification: role of price policy and subsidies It has been shown in the previous section that growth in supply of edible oils and pulses has not been keeping pace with the growth in demand. This has resulted into a rapid increase in the import of edible oils while pulse deficit is reflected in both imports as well as in increase in domestic prices of pulses. It is seen from Table 4 that in the beginning of 1990s India imported very small quantities of edible oil which further declined to around 100 thousand tons by 1993–94 following which edible oil imports witnessed a sharp increase. India has emerged as the largest importer of edible oils in the world with imports exceeding 4 million tons. Currently, India meets about 40% of its edible oil demand from imports. A sharp increase in edible oil imports as a result of liberalization has depressed domestic prices considerably. Table 5 shows changes in wholesale price index of select agricultural commodities taking 1993–94 as the base year. Though palm oil imports contribute a predominant share of the imported edible oil, the impact of the Import dependence of edible oils and pulses and cereal stocks with the Central Government Import (000 ton) Year Table 3 shows that the demand for non-cereal foods would grow by 50% more than the growth in cereal demand. Demand for pulses, edible oils and vegetables would increase in the range of 2.9–3.0% and that of fruits and livestock products by more than 3.20%. The growth rates achieved in supply in the recent past are higher than the growth rate in demand for all commodities except pulses and oilseeds. In case the growth in supply of deficit commodities fails to keep pace with the trend in demand, the gap has to be filled either through imports or it would increase in relative prices of the concerned commodities. Production (000 ton) Rapeseed/mustard and soybean oil All edible oils Pulses 218 31 25 25 62 30 41 123 22 52 667 880 411 1083 324 525 226 103 114 347 1062 1416 1265 2622 4196 4268 756 470 1273 313 383 628 554 486 692 1084 629 269 352 Edible oils 4980 4811 4877 5022 5247 5397 5531 5611 6170 5041 5685 4603 Buffer stock of cereals (million ton) Pulses Minimum Maximum 1385 1286 1426 1202 1282 1330 1404 1231 1425 1298 1490 1340 1070 8.2 6.2 10.4 13.9 11.1 12.7 20.5 26.8 19.8 15.3 18.2 21.9 21.7 12.4 12.8 18.9 20.9 13.8 24.2 30.7 35.6 27.0 22.4 28.5 33.1 45.7 Sources of basic data: 1. Monthly Statistics of Foreign Trade of India, Volume I and II; Annual Number, DGCIS, Ministry of Commerce, Kolkata, Various issues. 2. Food Statistics, Ministry of PDS and Consumer Affairs, GOI, New Delhi. 3. Agricultural Statistics at a Glance, Ministry of Agriculture, GOI, New Delhi. 390 CURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003 SPECIAL SECTION: TRANSGENIC CROPS import occurs on all edible oilseeds due to close substitution among different edible oils. Table 5 also shows that from 1993–94 to 2000–01, prices of edible oil have increased merely by 3% whereas prices of rice, wheat and pulses in the same period have increased by 68, 78 and 79%, respectively. Thus, relative prices and profitability of edible oils have sharply declined during the last eight years, causing adverse impact on farmers growing oilseed crops. The requirement of pulses in the country is also met through imports. Average imports during the last three years were around 416,000 tons, which constitutes 3.4% of total domestic demand for pulses. Despite the imports, the per capita consumption of pulses is declining. During the year 2000 per capita per day net availability of pulses in India dropped to 31.2 g, which is less than half of the consumption level that existed during early 1960s, before the onset of the green revolution. While the country is facing a massive shortage of edible oils and pulses, there is a concomitant problem of selling excess cereal produce. Buffer stocks of rice and wheat before the arrival of wheat crop of rabi 2000–2001 Table 5. Changes in wholesale prices of selected agricultural commodities as revealed by wholesale price index (WPI) with base 1993–94 = 100 Year Primary food Rice Wheat Pulses Edible oil 113 122 137 141 159 165 171 111 117 128 134 146 171 168 109 112 137 138 151 175 178 122 135 151 145 160 166 179 111 117 115 113 139 122 103 1994–95 1995–96 1996–97 1997–98 1998–99 1999–00 2000–01 Source: Economic Survey, Ministry of Finance, GOI, New Delhi. Table 6. was reported to be 46 million tons and after the procurement of rabi season of the year 2001, the buffer stock with central agencies has exceeded 60 million tons. During the agricultural year 2000–01, more than one fourth of rice and wheat output of the country has remained in public sector stocks, causing serious strain on the state exchequer due to cost of storage, interest on blocked capital and deterioration in quality and value of stored produce. How can these imbalances be addressed? What are the hindrances and constraints in diversifying some of the area under cereals, particularly rice and wheat, to pulses and oilseeds to achieve balance in domestic need and production? We look for answers to these questions by examining the differences in net return to farmers over paid out cost (see endnote 3) for various crops. These estimates of net return refer to triennium average ending 1996–97 for kharif crops and 1997–98 for rabi crops. This is the latest triennium for which published data are available from ‘Cost of Cultivation Scheme’ of Directorate of Economics and Statistics, Ministry of Agriculture, GOI – the only set of data which is comprehensive, comparable and representative for the major states producing cereals, pulses and oilseeds. The estimates are available only for the major crops grown in different states (Table 6). Cotton (among kharif crops) and wheat (in rabi season) are found to be the most remunerative in most states. In Andhra Pradesh, urad was the highest paying pulse crop but its net return was only Rs 6790 compared to Rs 10,098 from paddy. Similarly, net return from groundnut (oilseed) was quite low compared to paddy. Net income from rapeseed/mustard cultivation in Punjab is less than one fifth of the net income from wheat. In Rajasthan, chickpea requires a 130% increase and rapeseed/mustard needs 72% increase in net income to compete with wheat. Net return from selected crops grown in different states (Rupees/hectare) Andhra Pradesh Gujarat Haryana Madhya Pradesh Maharashtra Orissa Rajasthan Punjab Tamil Nadu UP Kharif crops Paddy Jowar Bajra Maize Urad Moong Arhar Groundnut Sesamum Soybean Nigerseed Sunflower Cotton 10098 2144 – 3352 6790 3620 – 4203 – – – – 12159 – – 3814 – – – 9468 7444 – – – – 9702 10105 – 3836 – – – – – – – – – 20885 5567 3070 – 2715 3690 – 8157 – – 5516 – – 6135 – 4239 2075 – 2861 2356 – 6176 – 6397 – 2832 7231 6926 – – – 4022 2583 3156 8888 – – 1945 – – – – 2551 5657 – – – – 2197 6214 – – 17315 11337 – – – – – – – – – – – 15778 – 2447 2173 – 6145 – – 5636 3477 – – – 11496 9510 – 4231 3806 3914 – 13838 – 3034 – – – – Rabi crops Wheat Barley Chickpea R/Mustard Sugarcane 9957 – – 3551 32460 – – – 9486 – 14262 – 7666 8980 33110 6722 – 5544 5923 20671 – – – – 20302 – – – – – 13663 8809 5923 7934 – 12717 – – – – – – 10241 8351 8129 10137 25534 Crop CURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003 2406 39680 391 SPECIAL SECTION: TRANSGENIC CROPS Table 7. Productivity/price increase (%) required to raise level of profitability of oilseeds and pulses at par with rice and wheat Scenario Paddy v/s groundnut Paddy v/s urad Wheat v/s chickpea Wheat v/s R/mustard Andhra Pradesh 62.0 37.0 Madhya Pradesh Rajasthan Haryana Punjab 34.1 15.0 9.4 104.3 49.7 71.6 41.3 84.6 Source of basic data: Cost of Cultivation of Principal Crops, Ministry of Agriculture, GOI, New Delhi. A further exercise was done to estimate the required increase in price or productivity of the highest paying oilseed and pulse crop to raise their profitability at par with paddy in kharif and wheat in rabi season for a few states where complete data on all these crops were available (Table 7). For Andhra Pradesh, either productivity or price of the highest paying pulse and oilseed must rise by 62 and 37% respectively to compete with paddy. In rabi season, price or productivity of pulses and rapeseed/ mustard in the state of Haryana needs to increase by 72 and 41% respectively to arrive at par with the net income from wheat. In Madhya Pradesh, the required increase is of the order of 15 and 9% only. In Punjab and Rajasthan, price or productivity of rapeseed/mustard needs to be raised by 85 and 50% respectively to compete with profitability of wheat crop. Relatively low returns is one of the key factors for production of oilseed and pulses not keeping pace with the domestic demand. The other factors are high uncertainty and risk associated with their yields and prices. Table 8 shows that prices of rice and wheat in representative markets of the country deviated around the trend by less than 9%. Compared to this, instability in prices of pulses, as indicated by chickpea, was 28.75%. Similarly, instability in prices of rapeseed/mustard was more than double the instability in rice and wheat prices. The above results show that cultivation of pulses and oilseeds in India is characterized by low returns and a high degree of yield and price risks. Therefore, diversification towards these crops would require increase in their yield and prices along with stability in them. Price policy Stable and remunerative prices are the foremost factor to encourage the adoption of new technologies. To this end, the Government of India had set up the Agricultural Prices Commission in 1965 to advise the government on a regular basis for evolving a balanced and integrated price structure. Another institution, the Food Corporation of India, was also established in the same year for direct intervention and price administration through procurements and release/sale of foodgrains. The most signi392 Table 8. Crop Wheat Rice Sorghum Maize Cotton Chickpea Tur Groundnut R/Mustard Instability (%) in domestic prices and productivity of selected crops 1980–81 to 1998–99 Market Price instability Yield instability Hapur Delhi Nagpur Kanpur Broach Jabalpur Aurangabad Rajkot Kanpur 8.82 6.64 23.30 19.87 26.88 28.75 19.94 14.09 19.41 5.62 6.64 18.83 13.76 14.51 11.89 15.76 17.80 15.67 Source: Agricultural Prices in India, Ministry of Agriculture, GOI. Indian Agriculture in Brief, Ministry of Agriculture, GOI. ficant instrument of agricultural price policy has been assurance of minimum support prices which serve as a surety to farmers that bumper harvests, market malpractices or any other factor cannot force the prices to fall below the floor level5. Looking at the achievement of policy of administered prices in relation to the set target, the following conclusions can be made: (a) the price policy has been very successful in providing incentive for adoption of new technology for rice and wheat envisaged, (b) the price policy failed to induce changes in production pattern consistent with overall needs of the economy. This was due to the fact that both price policy and technological change remained biased towards rice and wheat. Due to changes in the consumption basket of food, there is a need to develop technologies that promote diversification of agriculture sector. Thus price interventions in future should be such that agricultural diversification is encouraged. There is also a need to discuss criteria on which minimum support price (MSP) should be based in the changing context. As is the popular perception, MSP is determined mainly on the basis of cost of production. When the emphasis of production is shifting from food security to market-led production, is it justified to base MSP on cost of production? A serious limitation of fixing support price or procurement price on the basis of cost criterion is that it completely ignores demand side factors. Thus, if producers are getting a price corresponding to cost of production, the commodity would be CURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003 SPECIAL SECTION: TRANSGENIC CROPS produced whether it has a demand or not. This is exactly what is happening to wheat and rice presently. A large part of the produce is getting accumulated in government stocks as it cannot be sold at the price corresponding to procurement price plus cost of marketing, handling, etc. For instance, economic cost of wheat to Food Corporation of India in the middle of 2001 was reported to be Rs 8300/ton whereas the open market price was Rs 7000/ ton – even this price would crash if the stock with the government is released in the open market. Export could be another avenue for disposing mounting stock but recent experiences with wheat exports have been quite depressing. Wheat has been offered for export at Rs 4300 per ton for May 2001 (ref. 6) which amounts to an implicit subsidy or loss of Rs 4000 per ton of exported wheat. There are also reports of government trying to sell rice for export at a much lower price than the cost to government and also compared to prevailing domestic price. Thus, dealing with the present situation of wheat and rice surplus poses a major challenge to the government and requires bold policy initiatives. The solution seems to be an ‘adjustment in crop pattern consistent mainly with domestic requirements’. This requires price policy to accord priority to deficit crops and to leave price of surplus crop to be determined by factors on demand side. Distortions due to input subsidies Subsidies on farm inputs were initially meant to induce farmers to adopt new technologies. It was with this intention that since mid-1970s the central and state governments have followed a policy of supplying fertilizer, irrigation water and power at prices which do not fully cover costs. Table 9. No doubt input subsidies have helped in large scale adoption of new technologies and growth in output. However, their levels have risen to such proportions which cannot be sustained and their beneficial effects are said to be outweighed by the adverse effects in terms of macroeconomic imbalances, slowing down of public investments in agriculture, inefficient use of resources, degradation of environment and reduction of employment7. Since input intensity differs from crop to crop, subsidy on inputs has favoured crops requiring higher doses of subsidised inputs like water and fertilizer. This has distorted the crop pattern by artificially raising profitability of some crops. As input subsidies are available on purchased inputs, this has led to regional imbalances as well as imbalances in cropping system within different regions. Regional dimension in input subsidy is particularly important because the major burden of subsidies is borne by the central government, which results, in a pervasive way, in uneven distribution of the benefits by the federal government to states. Similarly, input subsidies have produced distortion in cropping pattern elbowing out crops which use more of traditional inputs and less of purchased inputs. Traditional farm technologies which are sustainable in the long run and do not require external subsidization, have fallen victim to subsidy-based farm technologies. Variation in use level of subsidized inputs is the main source of variation in cost of production of important crops across states. The market price based on such costs is generally remunerative for regions which make higher use of subsidized inputs and less or unremunerative to the regions which use lower level of subsidized inputs. The impact of subsidy on cost of production and crop income can be seen from Table 9 which provides estimates of Cost and returns from rice, wheat, pulses and oilseeds with and without input subsidy in Punjab and Haryana, 1995–96 (Rupees/hectare) Punjab Haryana Paddy Wheat R/mustard Paddy Wheat Chickpea R/mustard 3474 705 4179 848 914 1762 403 393 796 5040 833 5873 1560 784 2344 118 3 121 424 360 784 8426 12605 49.6 7443 9205 23.7 4556 5352 17.5 11435 17307 51.4 7587 9932 30.9 2848 2969 4.3 4384 5167 17.9 Net return over operational cost Without subsidy 9372 With subsidy 13551 Change in NR (%) – 30.8 8383 10145 – 17.4 4465 5261 – 15.1 8624 14497 – 40.5 10360 12704 – 18.5 4458 4579 – 2.7 8260 9044 – 8.7 1437 7309 – 80.3 4292 6637 – 35.3 1670 1791 – 6.8 3867 4651 – 16.8 Input subsidy Water and electricity Fertilizer Subtotal Operational cost With subsidy Without subsidy Change in cost (%) Net return over total cost Without subsidy With subsidy Change in NR (%) 2272 6451 – 64.8 1514 3277 – 53.8 – 21 775 – Total cost includes fixed cost like depreciation, interest on fixed capital and rent on own and leased land. Source: See endnote 4. CURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003 393 SPECIAL SECTION: TRANSGENIC CROPS cost and return for selected crops with and without input subsidies (see endnote 4). Input subsidy in paddy cultivation during the year 1995–96 was Rs 4179/ha in Punjab and Rs 5873/ha in Haryana. The subsidy was less than Rs 800 for rapeseed mustard and only Rs 121 for chickpea. If there is no input subsidy, the operational cost of paddy would increase by about 50%. The increase in operational cost of wheat would be 24 and 30% in Punjab and Haryana respectively. Due to low subsidy content, rapeseed/mustard and chickpea would experience only 17 and 4% rise in the cost in complete absence of input subsidy. The impact of withdrawal of input subsidy is very strong on net return over total cost which includes operational and fixed costs and paid out and imputed costs. Withdrawal of subsidy on irrigation, water and fertilizer pulls down profitability of paddy by 65% in Punjab and by 80% in Haryana. Net income from wheat production is squeezed by more than half in Punjab and by more than one third in Haryana. The decline is only 17% for rapeseed/ mustard and 7% for chickpea. Reduction in the subsidies and pegging input prices at realistic levels may initially cause a small reduction in the use of inputs but it would be beneficial for the agriculture sector in the long run. This would improve the quality of inputs and delivery, promote input use efficiency, reduce degradation of land and water resources and induce changes in cropping pattern to reduce imbalances in demand and supply. Role of biotechnology in crop diversification Broadly speaking, molecular biology and biotechnology approaches can be defined as research methods to address production needs. These research methods of biotechnology are more advanced, accurate and perhaps more efficient than the conventional methods. As social scientists, we believe that benefits of biotechnology would accrue through (i) better understanding and utilization of genetic resources, (ii) achieving success in areas where conventional breeding has failed or has limited scope, and (iii) reducing research and development lag, particularly in those commodities where breeding cycle is long. Assessing different commodities against these benefits and probability of research success will help prioritize research portfolio. But these parameters of research prioritization need to be juxtaposed with demand considerations and economic significance of a commodity. Using these broad criteria, we outline some of the areas of immediate concern for biotechnology research. A large number of studies have shown significant yield and production losses due to various biotic and abiotic stresses. These losses are particularly high in pulses and oilseeds besides rice, cotton and horticultural crops. A reduction in these losses would not only improve pro394 fitability of these crops but also contribute to food and nutritional security. Increase in the yield of pulses and oilseeds would reduce cost per unit of production which, in turn, would lower domestic prices, which is essential for checking imports under the new trade regime. Biotechnology methods can help understand tolerance mechanism of plants to various stresses, identify gene(s) responsible for tolerance and transfer of genes for developing tolerant varieties. Early efforts in this direction are found encouraging8. Any further breakthrough in this direction, particularly for tolerance to moisture stress, would provide the much-needed impetus to dryland agriculture dominated by pulses, oilseeds and coarse cereals. Investments in crop R&D and biotechnology Historically, crop improvement research in India, as part of agricultural research, has been in the public domain. At the national level there is the Indian Council of Agricultural Research (ICAR) to plan, co-ordinate and undertake research programmes for agriculture. The ICAR has established a vast network of research institutions and programmes. All these institutions and programmes can broadly be classified into three groups: first, national or central research institutes to undertake basic and strategic research in a disciplinary set-up; second, research centres and project directorates to undertake applied research in a mission-mode approach; and third, all-India coordinated research projects (AICRPs) for applied research in a multiinstitutional and multidisciplinary approach. Most of the programmes are crop-based, covering all major crops grown in the country. There are a few institutions like the Indian Agricultural Research Institute, the National Bureau of Plant Genetic Resources and the National Research Centre on Plant Biotechnology, which undertake research on more than one crop. Research institutes dealing with horticultural crops usually cover multiple targets – vegetables, fruits or flowers. As of now, there are 42 research institutes under the ICAR conducting crop improvement research for field and horticultural crops, besides a number of AICRPs. It may be noted here that these institutions do not exclusively work for crop improvement and a significant amount of their activities focus on other supporting research like management and protection of crops. There are also other institutions supporting crop improvement research directly or indirectly. In addition, there are 31 state agricultural universities (SAUs) catering to research needs of the respective states besides education. In addition, there is one central university for the north-eastern states. In addition to the ICAR and SAU systems, other public research organizations (such as Department of Biotechnology, Department of Science and Technology and Council for Scientific and Industrial Research) and some non-agricultural universities also support or conduct reCURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003 SPECIAL SECTION: TRANSGENIC CROPS search on field crops. Their expenditure on crop research is not readily available because of multiplicity of mandates, institutions and mode of funding. The same is true for private (profit and non-profit) research organisations – information on their number, activities and investments is not readily available. However, it is widely documented that most of these private institutions are involved in the seed business and derive strength from breeding lines developed by public research programmes. Funding As noted in the previous section, agricultural research in India is conducted largely in government funded and administered organisations. The Central Government funds the ICAR while the State Governments fund the SAU(s) of their respective states. Trends in expenditure on agricultural research and education in the country and the three discernible patterns were analysed9. First, unlike in other countries, the real public expenditure showed a consistent upward trend. Second, both Central and State Government funding contributed to this growth in overall expenditure. The share of the centre and states is now almost equal. The contribution of private funds is rather nominal (15%). Thirdly, intensity of expenditure is about 0.42% of agricultural gross domestic product (AgGDP), which is much less in comparison to that in developed countries (2.5%). The trend in government expenditure on agricultural research and education and its intensity in terms of per cent of GDP agriculture are presented in Table 10. On an average, about one-fourth of the total expenditure is spent on crop research (in ICAR this share is about 30%)9. It is rather difficult to estimate the share of crop improvement research in this expenditure because of paucity of data. One approximation could be apportioning of the total expenditure based on the share of crop improvement scientists in the total scientific manpower. This gives an estimate of 43% of the total expenditure on crop research or about 11% of the total agricultural research expenditure. The low proportion of agricultural research in agricultural GDP in India needs immediate attention because of two reasons. First, India and in fact the whole Asian region is not a priority region for most traditional donor countries contributing to agricultural development. Secondly, research expenditure of the Consultative Group on International Agricultural Research (CGIAR) has also witnessed stagnancy because of decline in funding from the US government and private foundations which were traditional dominant sources of funds for CGIAR Institutions. The total expenditure of CGIAR increased from 244 million in the early eighties to 316 million (in equivalence to 1993 dollar value) in the mid-nineties10. Moreover, priority of CG Centres seems to be shifting from Asia to Africa. CURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003 Investments in crop biotechnology Assessment of research expenditure on crop biotechnology is complicated because of several reasons. This is because biotechnology research is being conducted in a number of institutions and most of them have multiple mandates and research activities. The funding agencies like ICAR, DBT, DST, etc. have core as well as competitive funding for various research activities including biotechnology. All this makes assessment of their efforts on crop biotechnology difficult. No data are available for private research expenditure. One way to address this issue is to conduct a survey for assessing the expenditure and scientific manpower. But this requires heavy investment of resources and time, and could be an independent research programme in itself. We however provide an estimate of the expenditure on crop biotechnology using available information with some assumptions. Our estimates refer only to the public expenditure on crop biotechnology made/supported by DBT and ICAR. It may be noted here that these are the main agencies dealing with crop biotechnology and they support significant proportion of biotechnology programmes currently underway. Nevertheless, this could be an underestimation of research expenditure on crop biotechnology to some extent. As seen from Table 11, the real expenditure on biotechnology by the government (at 1993–94 prices) increased by 22% during the last one decade. The corresponding increase in real expenditure on agricultural biotechnology is 40%; and most of the increase took place in 1999–2000 because of additional support provided to biotechnology research under the National Agricultural Technology Project (NATP of ICAR) funded by the World Bank. It may be Table 10. Years 1970–71 1975–76 1980–81 1985–86 1990–91 1995–96 1998–99 Government expenditure on agriculture research and education (Rs crore) At current prices At 1981–82 prices Per cent of AgGDP 37.06 88.52 162.36 319.72 713.70 1,202.00 1,966.00 87.13 127.20 183.60 238.42 355.78 358.06 445.80 0.207 0.307 0.348 0.414 0.482 0.434 0.419 Source: Pal and Singh9 with further updates by Suresh Pal for recent years. Table 11. Year 1989–90 1994–95 1999–00 Annual public expenditure on crop biotechnology in India, at 1993 prices (million Rs) All biotechnology programmes Agricultural biotechnology 951 985 1167 544 574 761 Source: Compiled from various publications/records. 395 SPECIAL SECTION: TRANSGENIC CROPS noted here that the expenditure on agricultural biotechnology is arrived by taking into account the entire expenditure of ICAR on biotechnology and 50% of DBT expenditure. The ICAR expenditure is taken in proportion to the number of scientists in biotechnology to the total number of scientists. Most of the expenditure on agricultural biotechnology is for crops and only a small proportion is spent on animal and fish biotechnology. A study by Qaim11 arrived at an estimate of US$ 6.8 million expenditure on agricultural biotechnology in India, using similar assumptions, which grossly underestimates agricultural biotechnology efforts. This perhaps could be because of underestimation of biotechnology research expenditure in ICAR institutes. It is important to note here that, although the real expenditure on biotechnology has increased in India, this may be much lower than in other developed countries. Within India also, the expenditure is a small proportion of the total research expenditure in the country. It is therefore essential that the government expenditure on biotechnology should increase, especially when the private sector is yet to make a noticeable presence. At the same time, it is also important to achieve a working co-ordination between DBT and other scientific institutions. One strategy could be that the DBT focuses on capacity building and basic research while other organizations such as the ICAR take strategic and applied research in priority areas of their mandate. Seed, IPR, GMO and related issues Provision of seed in India has remained largely in the hands of government agencies. Besides the National Seeds Corporation, there are a number of state seeds corporations (all major states have one each) for multiplication, conditioning and distribution of seeds. For quality control, there are state seed certification agencies and seed testing laboratories. These public seed agencies in co-ordination with ICAR, SAUs and state-line departments ushered the green revolution in the country. However, there is considerable change in the seed system with the emergence of private seed sector which gained momentum with the implementation of the New Seed Policy in 1988 allowing import of seed and planting material and tie-up with foreign firms for accessing source seed. This was further encouraged by the liberalization of industrial licensing policy leading to the entry of transnational seed companies. These developments have no doubt made the Indian seed industry more competitive and efficient12. At the same time, it has also raised a number of concerns, which are further complicated by issues relating to genetically modified seed and intellectual property rights. These concerns are: will transnational seed companies dominate the seed industry? Can the private sector cater to needs of resource-poor farmers? What are the health and environ396 mental implications of genetically modified seed? These concerns are discussed below in further detail. Seed industry: competition v/s concentration The fear of dominance of transnational companies in the Indian seed sector was also raised at the time of implementation of the new seed policy in 1988. However, the fear was unfounded because of the presence of a number of national seed companies and public seed agencies. The public plant breeding programmes have a very high rate of return and their material can be accessed by any agency. A significant proportion of private seed companies are engaged in multiplication and sale of public material and thus maintain competitiveness in the seed market13. This is a typical case of private delivery of public material. This situation may alter in future because of two reasons: (a) there could be restricted flow of material (germplasm) in the wake of IPR, and (b) private seed companies may find it more attractive to develop and sell proprietary material to capture a significant proportion of seed market (this has led to diversification of some seed companies into research). This change coupled with technology-led dominance of seed sector could create some degree of concentration in the seed market. What are the policy options to address this problem? First is the strengthening of public breeding programmes for developing improved varieties which can be delivered by public and private seed agencies. Second, the public material can be used to bargain access to proprietary material, which can be marketed by public seed agencies. Lastly, the government can use the option of compulsory licensing in the interest of public welfare (see endnote 5). Impact of IPR The experience of developed countries has shown that a credible system of protection of proprietary material enhances appropriability of research benefits, promoting private investment in research. In fact, about half of the total investment in agricultural research in developed countries is contributed by private sector10. There are no reasons to believe that this will not be repeated in India. However, response may vary depending upon the mechanisms of plant variety protection and its credibility. The effective implementation of the Plant Variety Protection and Farmers’ Rights Act is expected to promote private plant breeding in the country in the long run. The immediate effect would be in terms of increased access to seeds developed by transnational seed companies. These companies may sell seed on their own or tie-up with national companies for multiplication and marketing of their material. It is also likely that transnational seed companies establish joint research ventures with national CURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003 SPECIAL SECTION: TRANSGENIC CROPS companies, such as the joint venture of Monsanto and Mahyco on Bt cotton. These developments may provide Indian farmers multiple choices and increased access to improved seed, which can have positive effects on crop productivity. Implementation of the IPR regime will increase activities of private seed companies which would not serve the cause of resource-poor farmers in marginal areas. Involvement of private seed companies may also increase seed prices beyond the reach of small Indian farmers. There is some element of truth in this argument. But evidence also indicates that farmers are willing to pay for seed if economic gains are commensurate with the cost, and private seed companies can serve farmers in marginal areas provided there is demand for fresh seed13,14. This implies that the government should closely monitor the seed sector and should effectively intervene if the market fails to serve the farmers. This requires more decentralization and flexibility in operations of public seed agencies. Ethical, health and environmental concerns Ethical, human health and environmental safety issues have constrained the progress of research on transgenics in both developed and developing countries and India is no exception to this. There is no easy solution to resolve these issues. Ethical issues relating to alteration of biological system and protection of material conserved by past generations are crucial and India has allowed commercial cultivation of transgenics with some riders. Complying with the WTO requirements, India has decided to enact legislation to protect plant varieties and the bill has been passed by Parliament. We need to take a collective judgement on transgenics, which is possible when adequate information is passed on to all concerned and debate is encouraged. Lack of information and debate breeds confusion and delays decision-making. It is rather unfortunate that sometimes individuals (mostly activists) take extreme positions and claim to represent public opinion. Information on the health and environmental effects of transgenics is available with research organizations. This information should be disseminated and used for debate, discussion and decision-making. As of now, scientists see no major adverse effects of GMOs (see endnote 6). There is a need for a systematic mechanism to assess the costs and benefits of transgenics including health and environmental effects to provide for objective assessment of these potential technologies. Conclusions • Currently there is overproduction of two cereal crops, i.e. wheat and rice. CURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003 • The ‘minimum support price’ safety net coupled with subsidies on power and fertilizer are leading to over production of these crops. • It is difficult to export wheat and rice surplus at remunerative prices and domestic prices are higher than international prices. Meanwhile, India is importing huge amounts of edible oil and legumes. • Diversification of crops holds the key to national food and nutritional security. • The diversification towards oilseeds, legumes, fruits, vegetables, milk and milk products, poultry and pisciculture is essential. • Diversification can be supplemented by economic policies and by new tools of biotechnology. • Dryland crops require biotechnology inputs for yield increase and for stabilization of yield by breeding for resistance to biotic and abiotic stresses. • Although India has a large public research system working on crops and other agricultural activities, the impact of this system on enhanced crop productivity has not been assessed properly. • Impact of biotechnology research is yet to be seen in India as most of the crop improvement programmes are relying upon conventional breeding methodologies. • The role of seed industry in improvement of crop yields in India is critical. Will the new plant variety protection spur investment in the private sector and ensure the competitiveness? • To meet the requirement of the growing population both in terms of quantity and diversity would require imaginative and bold policy decisions and correct identification of priorities for research and development. End notes 1. Meeting a deficit of edible oil and pulses through imports is causing an adverse impact on domestic producers who are concentrated in dryland and unfavourable regions. There are no alternatives available for producers of such regions and there is a strong case based on equity consideration to protect and promote pulse and edible oil production in India15. 2. Expenditure elasticity is the coefficient which measures the per cent change in quantity demanded in response to one per cent change in overall expenditure by consumer. This coefficient is also taken as a proxy for income elasticity of demand and captures the impact of increase in income on demand of a given commodity. It indicates how much (%) demand of a given commodity would change when income of consumer increases by one per cent. 3. This cost includes cost of inputs like seed, fertilizer, insecticides and pesticides, charges for hired human labour, hired and own bullock and machine labour, charges for irrigation and interest on working capital. These costs were deducted from value of the main and by products to arrive at net return. 4. Per hectare input subsidy for different crops was computed by using statewise estimates of input subsidy taken from Acharya16 as under: For water and electricity: Total (IrrAj†Nij/ΣIrrAj†Nij) * (IrrAj/TotAj). subsidy in the state† 397 SPECIAL SECTION: TRANSGENIC CROPS For fertilizer: (Total subsidy in the state/Total consumption of NPK)†NPKj, where IrrAj is irrigated area under jth crop, Nij is number of irrigations applied to jth crop, TotAj is total area under the jth crop and NPKj is per hectare use of plant nutrients in jth crop. Number of irrigations for each crop was taken from enterprise budgets prepared by Departments of Agricultural Economics, Punjab Agricultural University, Ludhiana and Haryana Agricultural University, Hissar. Fertilizer use and data on cost and returns were used from Cost of Cultivation of Principal Crops published by Directorate of Economics and Statistics, MOA. 5. For detailed discussion on these issues, see Byerlee and Fischer17. 6. This was pointed out by some scientists in their presentation during 88th session of the Indian Science Congress held at IARI New Delhi, 3–7 January 2001. 1. Bhalla, G. S., Hazell, Peter and Kerr, John, Prospects for India’s Cereal supply and Demand to 2020, Food, Agriculture, and Environment Discussion Paper 29, International Food Policy Research Institute, Washington, 1999. 2. Kumar, Praduman, Food Demand and Supply Projections for India, Agricultural Economics Policy Paper 98–01, Indian Agricultural Research Institute, New Delhi, 1998. 3. Murty, K. N., Econ. Pol. Weekly, 1998, 33, 2943–2944. 4. Rao, C. H. Hanumantha, Econ. Pol. Weekly, 2000, 35, 201– 206. 5. Acharya, S. S., Indian J. Agric. Econ., 1998, 53, 311–332. 6. Economic Times, 16 May 2001, Commodity Compass, Delhi edition. 7. Rao, C. H. Hanumantha, Agricultural Growth, Rural Poverty and Environmental Degradation in India, Oxford University Press, Delhi, 1994. 8. Chopra, V. L., Biotechnology and its impact on Asian agriculture production structure, Keynote address delivered at 398 9. 10. 11. 12. 13. 14. 15. 16. 17. the 3rd Conference of Asian Society of Agricultural Economics held at IDS, Jaipur, 18–20 October 2000. Pal, Suresh and Singh, A., Agricultural research and extension in India: Institutional structure and investments, Policy Paper 7, National Centre for Agricultural Economics and Policy Research, New Delhi, 1997. Alston, J., Pardey, P. G. and Roseboom, J., World Dev., 1998, 26, 1057–1072. Qaim, M., The situation of agricultural biotechnology in India, Centre for Development Research, University of Bonn, Bonn (draft paper), 2001. Pal, Suresh, Singh, R. P. and Morris, M. L., in Maize Seed Industries in Developing Countries (ed. Morris, M. L.), Lynne Rienner Publishers and CIMMYT, 1998, pp. 251–267. Pal, Suresh, Tripp, R. and Janaiah, A., Public–private interface and information flow in the rice seed system of Andhra Pradesh (India), Policy Paper 12, National Centre for Agricultural Economics and Policy Research, New Delhi, 2000. Tripp, R. and Pal Suresh, J. Int. Dev., 2000, 12, 133–144. Chand, Ramesh and Jha, D., in Indian Agricultural Policy at the Crossroads (eds Acharya, S. S. and Chaudhri, D. P.), Rawat Publications, Jaipur, 2001, pp. 17–126. Acharya, S. S., in Indian Agricultural Policy at the Crossroads (eds Acharya, S. S. and Chaudhri, D. P.), Rawat Publications, Jaipur, 2000, pp. 129–212. Byerlee, D. and Fischer, K., Accessing modern science: Institutional and policy options for biotechnology in developing countries, paper presented at 4th Conference on Economics of Agricultural Biotechnology, Ravello, Italy, 24–28 August 2000. ACKNOWLEDGEMENTS. We thank referees for critical comments on the earlier draft of the paper. We have benefited immensely from the meticulous comments and suggestions of Professor Deepak Pental on the paper. CURRENT SCIENCE, VOL. 84, NO. 3, 10 FEBRUARY 2003
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