StcTloN
-
D
6qE ltttpAaT oF chenlcal characters 0l{ TrrE RESISTANC9 OF SN'E NFJ PICE'4ILTJVARS. 44AINST THE
,\arA.( nF
qyElllz: spp.
Btenbo.er8.
'
collTEllts
PrcuiBs
LrsT oF 1ASLE3
Lrsrof
" " " "
" " " "
Lrs! oF APPEIIDTCIES " " " "
I rNltsODOCrrON """"
.. .. ''
CHAPTER II REVIEV OF LIIERATI'RE "
.' " " "
CHAPIER III II TBATALS AllD XDllloDs
GrApltR Iv SESULTS Al|D Dl9IlcSIOl| .. " " "
cgAPlER
cttAPrnvsurxARY"2\-26
ulGR{tuBE ctED
" " " "
aPPt
DICES
" " ',' "
Nams
".". ,- ::i:"::e";:l lii,H."l%i,.
cl lts cont.nt!, lEc L|@o
'
t
tL
l!l_t)'
01_04
0''06
qf_09
1o+',
n'a
to-61
LIST
OF
CICI'FES
LISl
c.1
-
OF
TICURES
SHOII'E, A scBtt r-dlagratd
FOR TllE
DIFFEREIICf,g IN IIG OBSEiVED AIID
ES+Ii,rA?PD VAlrrF8 0F ltctDorer lnte.tatlon, DUE m r8E chertc.l
v!.latloft,
rN RrcE- clrLTIvARg
TESTE.
r-
P.g. drrD.r
"'
r!Lt. to th. t6'il_P.aF.
20
LIST
TA!LqS
Li\'r
c.1
-
A
nultiple conpattson ol the
nean
valdes Ol nTF IFnNT Cl{ill4la{L C,IJARACTEnS OF qovlt \lF:\'l RlcE CULTTVIRS' tlSTlD
FOR !!!Eilr RF-ST.4TANCE {GrlNSf Tl{q sTerF
(ALA SHAH I(AKU'
EOFER - INFqST{1IOII' AT
Frcc RqSE{FCS INSTTUTE' SllalKll'PUFA ' "
11
I'llE STEMSOFCR.INFSSf \TION AND DIFFEFENT C!E!II'
cal .rrAB:\.:t!R9 oF SO}IE nEvr RIcF dJLTI_
A correlEtlo. matrix
€9:11rFfN
VARS, 1ESTED n'OF REiISTANqE ACAINST
(ALA SIIAH
Tr.lE srrii4BoFr,F aITAC]{, A1
(AKU, RICE RESF.ARCH INSTIIi'TE' SIIEIKIIU-
c, t
A BRIEF resue
of the dufeterces
BiT,IFIEN ftfe IRES'NT AIID PAqVIOUS
ACH1F,V!fFNIS, ON THE CNFR€LATION O'
sfatr4F.F-INcESTATION, rrlTl{ V{PIOUS
.diq^ql
aqAfi {.]TEFS .
.lltg statlsttcal lmp3ct of
4,lEl,f4A!, riiAFAClgR
RIf'
,,ITq
1t
DIFFERENT
(r1 - x15) 0F TBE
CIJ!,IIVARSI ON TTiEIF IN'ESIATION
ST9UAORERS
(Y).
-16
LIST
OF
APPE
DICES
-ttl-
C.l
APPENDICES
Ot'
LIST
tHE 6o.luble-su4ar (c{) oF sOvE NFl{ FICE
-
culuv,\os, fqsTED FOR R'iSISTr\NCE ACATIIST
tllE 5Ti@oRqR-lNaE9t4TION' At (AlA
sHArl {anJ, RrcE FESEARCF lNSTrroaE'
SH.EI(HIJPURA .
-
al{ovA
mF the 5o1ub}e-6uBar ($)
... l0
oF
RICq dJLTIVARS' TESTED Ft)R
F9SISTAIIC! ACqINST THE S'TEMEfJRER INFq'iTA'ION, AT (ALA SIIAII I(AXU' RICE
FT-SEAPCH IIISTI'IITE I SHETKIUPURA '
SO'4E NET
- a co[patlson of '!iq
values FOi r'G
M
mMBINFO
oes
SOLITRLE_SUCAn (96)
DIFFEREVI tREAtMFIftS.
. tIlE crude-trotetn {.4) oF sor'6
'
NEv
FI''
-
CI'LTIVqRS' TSSTTD FOR RPSISTANCE
ACAINST TT€ STE-T4BOFFA-INF'STATIOIf ' AT
(ALA SHAII I(AK'' RI.,-E RSSEARC'I INSTI'
fulE, strElt(Hl.iPljra.
(96) OF
ANOVA POR lhe ctude_troteln
soriE trEl{ PraE CTILIIVASS' T59!ED FOR
RESIST{NI':E ACAINST TTIE Sf9IBOR!R IN!iS1{TIOTI, AT XAI'A SHA'I KA(U' FICE
8ES94R$T
-
INSTIT!'5€'
A conParlsoD
ot
SHE'KHUPURA.
TgE art4BI$FD Dean
VAIU€3 FOF THE CRUDF,-PNOTE'N (96)' IN
D]FFERTT1 TREAflqNIS.
.., tl
_lv_
c.t
-
-
tet
(4) oF soME Mjn RrcE clJLfrv4RS,
THE
TES1.D .OR RESISTAN.E ACAINSf lHE STEI{EORER.INFESTATION' AT (ALA S'{AH I(A(U'
RIfi NES'{PCH INSTITI}aE, SHEIKHT'PURA ,..
ANOVA aOR
the f:t
(c6) OF SOME
]4
NEr,r
RICE fJLTIVARS TESTED FOR RES1STANCI
'
ACAIIISt'II; STCi'BO9ER.IIFESTATION' AT
SI]AJ'I KA'(U RICE RISEARCH INSII'
'(A!A
NJTE, SHE]KHUTURA.
A conp*lson of THE CO!-iBINED ned
values FOR '!lrE FAf (!6), IN DIFTEREMI
..' 3'
,.. t
THE molstu.e (*) oF soMs NEli RICE c1r!TIVARS, TESTED IOR RESISIAN'' ACAINS1 TIE
STET'BOR'N-INFESTATION' 41''ALA SAAH
KAKI'I RICE RESIARCII INSTITUTEI
sHEIt+tuPURA.
ANoVA FoR
II5{
,.
'
35
the nolstu.e
N1CC
(e6) OF Sol€
TES'IED FOR PSSIS-
'ULTIVARS,
THq SaE!,IBOFER_INFESTAAcaIltls!
1ION, AT KAIA SHA!] KA(U' FICE RESEAFCH
IIiSTITOTEI SHEIKI'I\'?IJRA
TANCa
A cohpartson of T'JE COI4BIND nean
values EnR rrE tr,IgT'fiE ((), IN
DIPFENEIfI IREA1 ilENTS.
c.5
lljE total a6h (!6) 0l
SOI4E
l\EW RICE
CIJLTIV4RS, 1ESTED FOR RESISTANCE
ACAII,IS1 THE STF,I'IIORER -INFEST-4TION ,
4? {ALA STN' KAI{'' NI'E
INSTIfIJI€'
ANOVA FoR
RESEAFCI'
SIiEIICruPTJRA.
th€ total ash (*) 0F
NEll RICE CIILTIVARS, TESTED
FOR
sO E
...
.'.
'7
t7
R'SISTANCq AGAINST TI]E S1E}1BORF '
INFESTATION' A1 (ALA SIIAH XAI(U, RICE
RESEARC]{
INSTIIIITE'
- a coope.lson o! fllE
SHEIIO{UPUIIA.
B
CoMBINED oean
T'HE T(7IAL AS!{
VA1UES
.,.
(*)'
IN
'ORTREAIMEITIS.
DIFIERiNT
c,6
-
THE stLlca (!6) oF sorjE NE{ RICE CltLTr_
FOR RESISTAT'|CE ACAINST
VARS,
'ESIED
AT (A!A
tfiE STEIqBOFER-INFESTATION'
SF{IJ (AKU, RICF REgEAFCII INSTITUTE'
51€IKIIUPIJR A .
-
ANovA mR the
F1CE CIJL'TIVARS,
sillca (*)
fiSlED
Oa Sol{E NEc
EOF RESISTANCE
ACAI}IST llIE S1EMIORER'INFESIAfION' AT
KALA SHAH (AKU' RIC€ RESEARCII INSTIl'tNE. SI'EIICIIJIIJR d.
A conlarlson
values
c.7
FOq
of
THg.CO BINED
oean '
fllE SrLrcA (s()' rN DIaFERE!{T
TIIE pota551u4 {*) OF SOI4E NEV RICE
OJLIIVANS, TESI@ FOR RESISTAIICE
ACAINS1 THE STgIIBORER-INIESTAIIOII' AT
KALA SHAH SHAH KAK'' RICE FESEARCI{
INSTI.IUIE
I
SIIF]IKIUPURA.
rNovA FoR the potaEsiub (!6) or sovE
NE{ RICi C1[1iVANS, fESTTJD FOR RESIS'
TANCq A';AII'S'I] THE SIEMEORER'INFESTA '
T]ON, AT IALA SIIAH (AXU' RIC! RESEARCI'I
INS1
I1I'IE.
SllEIlclUPL'RA.
ot
TgE coMgINED dean
values FOR THc PoTAssnt{ (16)' IN
DIFFERqM Rq{MFNIS.
A conParlson
.,.
43
c.8
phospho4s (c6) oF soirE r.Gri RICE
cilJlTrv{Rs, lES',lED FOR RESTSTANCE
THE
A'AIIIST 'IHE ST€IiBOREN 'INPEST ATION '
AT KAIA SHAI{ l<A(lI, RICE RESEARCH
INSIITUi€, S}JEI(HI,'PURA.
(!1) oF
ANOVA FOR the pho5phoms
NEV
RI''E
SOME
CL''LTIVARS, TESIED FOR RESI5-
TANC' ACAINST lHN STET4BORF-R'INFESTA'
1ION' AT (ALA SIIAH KA{U' RIC4 RESEARCH I4STITUTE' SIIEIICIUPURA.
a conlattso. of 1IiE CoMRINED bean
laIues POR THE PHOSPHORUS (!6)' IN
DIFFERENT TRE{T
'NTS.
1!lE calclun ("1) oF soilE NIE/ RrcE
CULIIVARS' 1SSTF.D !'OR RE5ISTANCE
ACAINST THE SIFJ4FORER-INFESTAIION'
Ai KALA SHI.H (A{I,', RICE FESEARCH
INSIIT1JT€' StllIJ{{UzuRA.
(4)
oF S0r4E
A{OVA FOF the calclun
NEU CUITIVARS. fESTED iOR RESISTANCE
AGAI\ST fiC SIEI'RORER'INFEST{T1ON'
A1 KILA STAI] (AKU, RICE RESEARCH
INSTIII'TE, SI{EI(HLIPTJRA.
oea!
A @bpatlson of TIIE colilBINED
values roF !{E CA!CI!J}4 (*)' IN
DIFFERENT lf;EATMENTS.
c.1o
{16) oE SOtl9 fIEw RICE
CI'ITIVAFS, TESIF,D FOq RESISTANC€
AOAINST TI]E ST'CMAOREF -INFESTAIION '
tt{E chloflde
A'f (ALA SIIAII KAN', RiC'
II.JSTI']II]TE' SHEI KIIJPUF
A
'
RCSEARCH
...43
ailovA FoIi the chlo.lde (96) oa SoxE NEll
FICE CUL'I'IVdNS, TF,STED FON RESISTINCE
ACAINST fHF STF"VAORER-INF'SIATION' AT
KAIA SHAH IAKU' FIC' RESEAR(JII INSTITU'I!, SIfEIKHI'FUFA.
A compefi€on of lHE CoMFINEO
values t.F lHFt CFTOFIDE (r(),
DIFFEFqNf MEATi'iMS.
IN
49
l*)
OF SoME NEll RICE
/-.ULTIVAFS, TESTED FoR RFIST S1ANCE
ACAINSI TI4E ST9IiBORFJI-INFESIATION' AT
KALA SI{AII (A(U' RICE RESE{RCH INSTI-
TqE sodtur
1IITE,
50
SHEJ KHT'PIJRA.
A{ovA loR
the sodtun (*) 0F
sorlE
NE1'r
RICE .jIJLTTVARS, TESMD FOP R!'IISTANCE
ACAINST 1t'E STEIIBORER'INFESTATION'
Af KALA 5!1AH (AK'' RICE RESEARCII
IXSf ITUTE, SSIIKiUPURA.
A codpartson ol THE COMBINED Dee
values FoP T!|E soDtrJv (q6), IN
DIFFERqNT TRF AfilFrtTs .
a,12
51
... ,t
na8neslun (q{) 0F sor'18 rlF/l RrcE
C'LTIVARS' TNSTED FOR RESISTANCE
THE
ACAIdS1 .rHI) STII4BORER'INPSSIATI ON '
ITT KAI,A SIIAH I{AIru
RIdE FESEAFCH
'
INs'r I'TUTE, gHEII4|UPI'RA.
ANOVA FOR
NE\.l
the Dagneslud
(e6) oF
...
t2
SOi'1E
RICa CUITIVARS' TES1ED aoF RESIS-
TANCE ACAITIST
IION'
lHE
STEMBORER-INPESTA-
AT (ALA SHAI'| KAKU' FI',9
I}TSTI11'f€,
SHEIK(iUPURA.
BESEACC1i
51
- vtll A [email protected] of TgE mTGINED oean
valu-.s FoR THE riAcmsrlrr4 ({), IN
DI'TEFINT
c,1t
TREATMTiN1 S.
THE oan4anese (s6) 0F SOI'E NEV RICE
CULTIVARS, 'TES!@ FOR RES]STANCE
4CA1'l'ST'TBE S1!'''BORER.IMESTA?ION'
{T KAI.A SIIAI' (AI(U, RICE RESEARC1I
... ,t
INSTITI'TE, SHEI(HUFJRA.
ANOVA FOR
the nanganese {9() oa so!!
1ESTED
NE\.I RTCE
FOR
'1JI,fIVARS,
RESIS1ANCE AC4INST TFE SfElfEORER I!'IF4STATION, AT (ALA SHAH XAKU' R1CE
INSTI(NEI S}iEIKIJUPURA'
a conpalison ol ?HE COMBINED nean
FFSEAFCH
va1u63 aoR THE IIANCANESE {16),
I
,,
DIFFEFFNT TREqf {EI!"TS,
TtE i.on (c6) oa
goME flE\,{ RICE C1JL1I-
VARS, TCSTED fOR RESISTANCE AC4IiISI
TIIE STFI.IBORI9.:IiIF9STATIONI AI KALA
S!-AH KAKJ,
ANova FoR
PI''
RESEARCJI'
the iron
(c6) oF soi{e N&l
1ES1ED
RIC€
INSIITUTE'
.oR
RESISTANCE
'IILTIVAFS,
ACAINST TTTE S1NJ]'iEORER.INIESTATION'
AT I(ALA SIIAH (AI{'' RICE RF:SEARCH
INSt'ITI'TE. SgqI (HUPIIR \.
A conparlson
of fllE cor{BIIGD Eean
1F0N (q{), rN
DIFFF,FEN'T tRqAtI€N'TS.
values
c,15
FOR
..57
Tln
.r!IE coppe. (4) OF SOME NEW RIC€
.L,ATIVAiS' TES1ED FOR RESTS1ANCE
.,.
r7
ACAINS! THE SIEIIIOREF.IIIFESTATIOII'
AT KALA STiAH (AKU' RICE NESEARCH
IIISTINIM, SI{EIICIUPUNA.
AlnvA mR thE copper (*) oF sol{E
ltlEr{
R1'E flJUTIVARS.
TES1ED FOR RESISTANCE
ACAI]\'ST TH9 5TFJMBORER. INFESTAT'ON'
AT (1],A SI']AH (AKU' RICE RISEARCH
lNSTl rtITEr SHEIKHUPIjIiA.
...
A conpa.tso. of THE cor4BINED oean
values FoR T1']E COPFER (*), IN
D1'FER'IIt TREATI4ENTS.
.,,59
,9
THE zrnc ({) oF soilE ]lE1r RIr:E cul-tlVARS, 1ESTEO FOR RESISTANCE ACAINST
THE STF'SOFfJF .INFESI{IION' At KAIA
SITAH
KqKl,, FICE
ANOVA FOR
RESEdRCH
the 2!nc (()
INSTIIJTE'
OF SorlE
NErd
TESMD FOR RESISTANCE
RTC4
'I'!TIVARS,
TIiE ST9I'i3O8F'INTESTAIION' AT
ACAINST
K{LA SHAI] KA(U, FICE P'ISEAFCII INSTIIU'
ol fllE
colilBINED
l/:lues mF 4l']E ZINC (e6), IN
DIFTFRqNT 1N'ATFII'TS.
A conparlson
bed
,,.
61
.HAPTqF
- I
NTRODUCTION
CONTENTS
1.
2.
Necessity ot the 5ect1on.
Prevtous sltuatl,on:
01
o2
o2
t.
o2
03
03
6.
't.
- Th. CIiEE^AL r[nlf-Up of .ice cu1!!va!s, like
thelr @rphologlcal dd amto.tcal codposttlons, dis@33eat ln the p.ecedlng sectlong, ls also knom to afiect
thelr .esl3tanc. to ihe steDborers. the lnttuence of
tbls set-up, exterxls to .1f 6teAes ot bo.e!-sloyth and
dEv€loD@nt, but ls Daltlculally tlportsnt du.lng t}le
post-bo.tn& phale,ot thetr invaston of iho rlce ptsnt.
Shc€, the bore!-1nf€statlon, durlnq thls perlod, ls
.t lts pllre and is reifest dtrectly urde! rbe InJluerce ot specutc cheDlcals, t! i. almys necessara to t5olate these troD those ,nich behave otheeree or .e@d
aLtoSether lndi.!!erenr. rh!!, necess!!ates a
-02all the chenicat fecto.s ln relatlon
to the st4borer-infestatloh, as planned io! thls sec'lon and ,ou14, r. aa4lt on to orher fudanentsl abd
undefsta.dlng ot
awlied advantages, also provtde the !16nt-breederg
vlth
3 preclse guide
llne on the cheDical slde fo! a
systeEtic developnent of bore.-!eslstant rice varle-
2,
A
on
PERIJSAI,
Of thE
PREVIOUS PUBLISi'ED I4AIERTAL
t'.s. llnes, revi.uei !n the
chapter, snalI
.ever- t! at no such efforts hda, 30 far. been lone, at
hoft. Most of the eif..is ca!!!ed out, by othels, ln
the past, outsl3e pakist,n. Gre also nostly conftned
to the sturiles on the alttf1cla1 appltcarlon of one o!
tvo of the mlnor elements to the rlce-plants, wtth
reference to the!! tnfestatlo! by the steobolers. Jn
only two or three .3se6, boreve., the tnfluence of 2/l
naJor elene.ts on the stedbore! -lnfestatlon €5 solted
out t.on lrtact rlce planrs. In elther slruatlon, the
investlgatlons di,i hor exrend beyond the qorktn! out of
sohe slbF1e colrelations. the thfornation, rhus, coIlec_
red -ell-rrch snort oa ne cormonly acceDted nortrE, on
1,
-
The xatN PUtlosE
nexL
ol the piesetrt
endeavour,
the.efore, vas not only to flnd out the ful1 chebtcal
bu11d-up of al1 -he Lesred ri.e vr.Ie-ies Io relatlon
to their lnfe6tatl0n rlth bo.ers, but also to ca..y tbe
statlstic.l calculatlons as far dom as to the {orkiru
-otout of the conparatlve a3 reu a5 the collectlve
and des.ee of the contrlbutlons ot each chenlcal c9Etonehtr tovards determhing thelr .eslstance to the
borers. vlth these obJect5 !n v1ev, !
total ot 15 chenical characters ol BAsr,tATI-170, AUSIALAM, TK"t-6, 7R-13641-24 and 1R-1980O7-21-2-2, 81vet
unde! Matellals and Methods, were, hence, chosen
io!
ih6
present investlSetions and the chdaes In theo codpared
ulth those ln bo.er-1niest.tlon.
the Dean
values of dlfferents estlnate6, the statistlcal relatlonships e!c., establrsbed and atso on the ba6ts of the
t. dlscu3sion vltlch lo11ored, tt Es CONCLUDED thar:
1. ihe RESISTANCE ot ltce varletles lested
asalnst the f:lpglI:g spp. Etenborers,
Ir4S, on chenical basi6, found to be
DETEFT{II\ED by the changes In orsTURE,
on the basts of vartous codla.leon of
IION, PRq!EIIi', SILICA,
POTASSnTU, PHOSPHORUS, SODrrrU as
'e11
a3 rn t4AcNEsIl,l4 contents;
the changes !n all these chelacters
MANCANESE,
2.
TTNE FOIND TO BE POSITIVELY CORNELA.
t€o fo
rHosE IN TltE sT€tBoRF,n-REsIs1ANCE OF TIIE RICE VARIETIES 1ESTDI
except M fHE FIRS1 THA! riERE NECATIVELY 4ORRELATED TO' IT ANd AlE UNdET-
3.
coRRELqtED FAcroRs, lefered to
above, AcaotrNl'ED, o! the vhole, FoR aboui
95.86 OF TII! CHANCES OBSER!€D IN TI'E
RESISTANCE OF RTCE CIJLTIVARS TESTED,
the
lrypofyza 3pp. S1E}@oRERS
and that as Nch as 75.0t{ of_rEEgE
gHlNiE !qE_s9191I throuah rflE
!olsluEs!':9N1E!ri gt-f!E_R!€ BL4N!Sr
and atso, thet
ACAINST
!. ihoush, NoNrg of the
COOI,D
IN'!U!NC!
chemlcal
tactoli ltudled
Th'E RESISTANC' OF TIIESE
VARIETI9S TO BoREFS, INDEPEIIDEMLY
'
TIIEIR @LLECTI!€ INFIIJENCE ON 1I,
TAS FOUND To BE SICIILY SIGNIFICAM.
close L!p, the placllcal as se]l aB the
theoraticql inplicatlons, ot these investlgatLona vere
- to
a15o connented upon, on PFACTICA! SrDE, the cb.61ca1s
postttvely co.relaied vlth reststaoce, vere !9999$!9
to be artlflctally apllted to the crcp ahea! ot the
1t!agk_a1d_t-!e_b:e9d9rg !ele_s9sge:t9d to i.y
pool Ddlnuh of such chata.ters :n_t!6-n9v- Ir9e
lolel
to
va.!et!es.
to be !.trcduced to. Et€nlore! reslslance, !n the near future. 0! the FUNDAllEl,ll'A!
Dlanaed
SIDE. however, studies on the .o1e
ol
some
other-ele_
nente ltke boron, seleniuEsr cobaLt, rodh€
etc., !
deternlnlng the reslstance ot ltce io borefs' rere
su4geEted, in vlen oi no accountabilttv ol the alteedv
studled chen!c51 - cobp).ex for deter4l.lng 4 249{ of the
chanaes !n lesistance, under relerence. Lastlv, a
slecla1 attentton of the rorlers engaaed on these unes'
at present ,as also d.am to ihe coatrlbutlon of the
cheftlcaIs vhlch ,e.e studled, a .ew.
CHAPT'R'II
LIlCF4rttFE
CONTENTS
c,
o5
2,
o6
3,
1,
lolnted out e1r1ler, ln the precedlnS
chapter, 3Irost all the PublLshed nate.lal on the cttedical factors .esDonElble fo. the reslstance of rice
va.letles aaalnst stenbore.s, comes throu4h soulces
outslde paklstan. The eftorts oade by DJa61n ahd Prthak
-
AS
(196?), Manran (19?5), Naravansany et al, (19?51 Panda
et
119?7\, Palchany dd Naterajan (1978), Padht
^'1.
aid
Rao (1979),
John
r.d
valthlllns3m rn.t Balasubradanluo
(19791
Thohgs (1940), stvapalan and CnanapraBasah
(19ao)' and vidvachandra g! 4. (1981) etc.' can
quoted, in thts context.
be
th.outh the lubllshed resea.ch relorts
vorkers,.evealed thlt almost all 0f then have
thetr studtes only to the flndlns out of
A scaa
simDle
rel?tionshils oi at the mst 2/l chentcal
ch3racters
iith the
chs.ses
i! stenbo.er-intestatlon
rice va.ieties. Jn addltlonr the infornatlon
unde. rete.e.cer nostly relates to the ef,perlnents
conducted 3fte. an eftrflc!a1 .!plicatlon of vqrlous
chenlclls throuEh irriaatton vater rather iben those,
,here intact pfa.ts we.e used fo. this Purpose. Never-
of
sone
theless, 1t_appea.ed,_ob !h9 lhole,_tha! ge:plte diffe!p.ces in lde rpFrotcL of the"e rorkers to the lrobleD,
the ccnclusio.s, .rlived ,t, by theo, lere alEost In
line r!th
2,
eacb othe.,
- r! nut shell, lt ErrERcF-D, rN CENERA!, that
the su8ar, rrotein, l3t rs ueli as ihe phosphorus
ccntenr:s ol ilre .ulttvars tested vere PosITlv9LY coFFlLAaqD to the stenboler-lnfesietlon as agahst the
sillca, Polass:ln and C.n?et contenis, ,hlch ,ere NECI_
.I'::Lv .ORenr_Afm, to ft. Horeve., the, role of Potassiun renljned a.1NTFOVEFSIAL with sone oi the lrevtous
No.kers. The relatlve in:lueice of this elenent on
bo.e!-infestatio.. o! the |i1o1e, tas repo.ted to
n€gative by varthillnqzn rnd BalasubrBnaniun (1979)r
rarlyansany et r1. t19?6) ,nd by ,loh. and thooas (1930)
as asrinsi: a posltive co.relatiot ol_t!!9 thgn:cgl g!!
borer-lntestatlon, in an NP( conblnqt!9!1, reported bv
Filchrmy ar.l il!rr.aj.n, in I979.
trl
MATEFIALS
AND
COiIIENTS
1.
07
2.
Ptocedure tor estlmates.
1.
oa
- tts presertatlon.
- tts analysls etc.
-
?he ITATERIALS
fo.
...
..
..
09
09
lhese studles conlrlsed esrt-
oates on the lnjesratlon of BAslilAll-r7o,
of
.
aus-BAL
qM,
T(M_6 ,
vith T.ypory2a spp.
steobore.s as relt as o. those of tbeir chehlcal conposltlon. fhls iavolved a total or 16 chenicrl chfacte.s,
lR-11641-24 and
9{
IR-19aOO7-21-2-2
Soluble-sugars,
q{
Crude-proteh,
{ fats, { noisture.9( iotal
.6 6t1!ca,
calctun, { chro!!.t€s. * sodluo.
!6 Manasiu, q6 nansanese.4 iron.
e{ copler 33 vel,1 as e{ zinc.
Foa tHIs PlrPPosE, a cohplete
.emoved f.on the lleld ar a
vhen lt Es oost susceptible
s6
2.
ashes.
e4 potassrutr. !6 ohosnhotus.
-oaborers, 6nd uas drierj in al! to a level of 12 ler cent
nolstu.e contents. This wlsr then plesefled ln the polythe.e baqs, 1n the forn of a coarse povde. obtained ,Ith
the help o! a pesrle and no.tar ol chioa-clay and used
lo. vr.lous estid3tlons.
-h.
t,
c<r1v4 ,cc
o. soLJot. susars, c.rde
pro_
teins! fats, noisture contents as {e11 as on the
total ashes re.e taken wlth the heb ol a Dethod used
by the A.O.A.c. (Aionyoous, r97O). Tbe estlrates on
slllca-contenis dere taken dlrect vlth the hetp of
nethod extehded by Khan and Ratique (1980). yet, tor the
.est of the elenents an extlact of rhe
povdered saf,ples, ln stock, uas lrelared by the veidlgestlon hethod aiven ln the u.s.D.A. land Book No.6o
rr.onvnousr 19>L) i exceDt fo! tnrr useo !n the es!lmatlon or chlorldes vhich {as p'epared
nethod, desc.lbed by ChapD.n an.t
uy
,"
'"tllJrns
pr:tt (1961). The llnal
.sLihrtes f'r rres- etenenrs qe.e, horever, based on
the obse.vations recorded by means ol ditferent instrum€nts, Thus, the obse.vlrlons on:
t.
potassiur rnd sodluh contents ee.e
tqken wtth the help of a fleEephotonete., by fo11ori.g the p.ocedure sugaested by lts nanufacturers,
Iessrs CaLlenkanp etc. , (anolydous, lath Ed.);
2.
phosphotus contents were, sih11ar1y,
.letermined by neans of a spectrophoton€lrlc nethod desclibed In
rj. r. r. {. tsand b.ok No.60{Anonydous,1954).
-09,. chlolides v€re,
4.
5.
-
hovever, recolded
rhrouEh a retradetrlc neihod laid
dom by Jackson, In 195A;
calcluo ard @gnestub, coitents
rere Egain ba6ed on the tltrarlon
netholt of (hsn anC Raftque,
extendeit tn 1980i and, ttnarly
those on oansanese, tro,, copper
leken wtth the help
of an atoDtc absorprlon
s!ectrophotoneter.
collected vere, hovever, presented and analysed ln the sane Ey as thet described
aLeady for the oorpholo8lcal .sthates, uder ate ars
an.r [ethods, !n secrlon 8.
The DATA so
C!'IAPT9F'IV
RESULTS
DISCIJSSIOI{
AND
col{IENt5
1,
Presentarlon of data.
2,
Pattern of change5.
theti
5.
coDpaltlon.
12
Conpariso. wlth others:
15
1'
15
6.
Magnitude
of
chan8es:
r9
- deterdlnetton ,
coetfictent! - R:
19
- ctrl-squre value.
- Du.bi.-vlat3on v.lue,
2A
21
21
8.
..,.
..
-
1.
A ITVLTIPLE !:r)TFARISON
ol tbe
Dean
..
22
2t
vrlles obtaln-
ln these investi8ailols fo! the chellcal coEDosj,tlon
of .tce varletle6 tested, alongvrth thetr r€lattve lnfestatlon {!th I:EgIl:g sp!. Etehbo.ers, !s plesentgd t!
ed
-10_
_ 12 _
colunn !A!
1.
ot rbls rable Indlcstes the intestation ol stenbolers and coluns ,B! to !e, shov
the esttmates on various najo. ald rt.or chenlcalg
troh ohe treatnenr to another. A PERISAI- o, the
k.oIer snous n.qnty srqi!ILcrnt chqn4es
!n vuloN esrlnrtes_ gn_tle_ :nle:t3r1o! or dlffele_
n! rrce v:rretles 3s_w91f 3! gn-r!e-!r cheplcal conpo_
sttior. This tollovs, that stantficant cnc.Ees rn
tniestatton we.,ar unde. the present
concl!lcns, followed v!th sin!1.r changesj ln the
cheml.al set-up ot the rlce !la.ts, u.de. trlsl,
- 4n cver .11 coelartson of the NATIJRE
0F 4alN09S !n bore.
i.festation with those 1n raii.hentcal characters explathed above, furthe, !e_
veale4 thlt ai inc.ease in the ?olmer was asgociaied
ous
lrth e sihilar inc.ease, or a decreasel
cnange rn varlous chehi.31s
f.oh one .!ce ,a.lety to
another. Thls su{Bests that there vere, on lhe
whole, fcREF PAITEpNS ot chanaes in the cheoical
up of rlce pl.nts, !n lelatto! to lnerr
infestjtlon vlth T.yporyz. srp. bo?er. Ih orde,
to conl!.n th!s .pprehen6lon,
CORREI,ATION OF
chanaes i.
l.festatatron a.d
nake
chenicals was calculated
and
1
,0oo
0.020 -0.154 -0.27ts
1.O00
a seneral look at the co.relation ratrlx
displayed in lrble c.2 revealed thrt the !I9sunltlon oi three latterns of charaes tn cheot_
ca1 esiiiales uas true. Thus, there existed
a hl.nlv sls I alcanc correlatlon belFen the
changes !n stenbo.e. - lnfestatlon ard the dlfterent cbemtcal cllalacterg, excelt in the case of
solunle suga.s lelcentage, fats' ashes' caLclunr
chloride, colper es well as tn tlre case of zlnc
contents, vh€.e Nc aoRFcLATIOl.l vas pos6!b1e to
establlsh, Of the othetst the changes 1! bolstute
contents, nanglnese * as *e11 as in the l:u
le.centaqe vele foutd to be
FoSJTIVELY assoclated
{!th those ln stenborer - lnfestation as agallsi
the onas in crude - piotejns, si1lca co4tents
potasslun, phosFhorus, sodtun as vell as Ln the
4asneslun contents, lhrch appeated to be NloaTIVt_
5.
co{PAiINc the correlatlon outcone of
lhe p.esenL !nves!igetlon6 e!th thaL of othe's
uke Dianin :!d Pathek {1957) etc.' refeded to
ea.liet in the revlev ot Uierature for thl6
On
-15-
the corretatlon ol
slerbore. - intestrtion vlth the nolsture. tqlal
9a1c]!!, ghloli4ea sodrw,_ nagigB!u!,_ g6!sgngs9,
i.o. as wett as ,lth the zrnc cootents hrve @t
appea.s ti.t
ye- b.en pr./!oL31y ._ourh+ ro llght. The infornarjon on Lhe lnfluerce oI sllicr, potasslur ag
re11 as tblt of the .opte. on stenbore. - tnfeetltjon of _he rlce v3.letles trlel, @s etactly
5!rilrr to rflt aaLrered by DJ6n!n and Pathsk
11967\, Pand2 g! 3!. (19?7)on gi1j.ca; and vlathlltnaun
$d BllasubraEnanlan 11979) and. NarayanBani et aI.
(1976) on .otassiun and that by slvapalan and
9n3n3p:a!a:a! _ol conper, rn 1940. rhe coNrRolERSIES we.er hovever, observed to be colflned to
the lnfluerce ol so1trb1e-su6ars, crude protelns
fats, potassiun, phosphorus dd to that of the
copner conients on the steBbotet - intestation. fo
facllitate an e.5v tn!e.pretatlon o! the dltferences in present results conpated wlth those of
the others, a b.le: tabulrted .esude of the
relevatrt flndlnEsr with due iefe.enc6 to the
concerned rcrke.s, rs gtven betor, in lalle c.l,
presented on Page 16.
C.l -
A aRIEF.esune ot the diff€ren.es BE?VaEEN
THq PRESFNT AJD PFEYIOI'S AC]IIT,VT'EIIIS, 4N Th'E CORBELATION OF
STEVBORgF - INFESTATION, 1,/IT}I VAFIOI'S CHET4IC1! CI{ARACI'ERS.
TABT,E
otbers, 1. the paat.
{ 198t),
sollBlt stctRs
2.
*ve - Padht & Rao (19?9) dd
et.al.
vl,dvacbandra
+ve
-
(
19al )
an,an (1975), panda et
2). (19n), Nareyansa;t
g! gI. ( 1976), Palchady
and Nata.BJan ( 1978).
Padhl and Rao ( 1979),
saroJs and R6lu ( 19er )
and vldvachandrs et
al.
a.
POtASSItjil/PHOSPIiORUS
{
r981) ,
+ve
-
Padhl aDd
+ve
-
Na.ayasaEy et al.
(1976), palcl1a-biahd
Nqtaralan (1978).
Rao
-ve - Vaiihilin8an
(1979).
and
cr16subrshaniun ( 1979).
N..ay.nsemy et 11.
( 1976), J.hn-3nif
rhonas ( 1980).
a.
-Ye
+ve
{
- slvalafan ahd
cnanaP.aFsab 1r980).
- Posltive, -ve = heartive and * - no
of the cb:racte. conce.ned wlth bo!e.
= Studies carrrec out on Hodona
( Leo idopterrr To.t.rcldaE
)--
-17-
A revies
of the
above
table hdtcaies that
assoclltlon ot the changes rn solubtesugrs :s ve11 as ln fat_c9'lje3tJ wtth those tn
rnfesLation ( Iab.e C.tt1,t ) ), €E against
lostllve co"ielatlon of th6se characters vlth
loref-lnlestatlon repo.ted by padht and Raor !n
19ao and alsc by vidvacha.dra, et al.ln 19A1.The protetn
on the oth.. hand,toud ro have a nerltrve
.orrelation ylth the stenbore! - tbfestatloh
( Table c.l{2) ) as.686!nst a poslitve correretlon
of th16 chenicat vtth l.teststlon reported !y nany
rn the past lrke van€. (1975), pand.
!l :I. a1975) ,
Narayansary et a]. (1976) palchaby and Nata.alan
a
{1974), padhl and p.o r1979), sa.oja and RaJu {19s1I
g! 4. (.9€1). sinlrarlv, lotaesluh
an4 oSosphorus contehL6 rere Jound
to heve a beEArrv.
c:Tela!i9r_v-1tl :t:h!olel-!.!e!Bt_1ol ( rable c. J(4) )
llke that reported earlrer by Vaithtttngan en<t Bala_
subrananlan 41979), Nalayansa'y
g! gl. (1920)
_
and by
Jor'n and Thonas (19€o),
in case ol potassaun
- as
aaalnst the!r poslttve cofelatlon uith lntestEtton
.elorted by Narryansany 9] 3f. (19?6) a.d palchany and
Natar3Jan (1e78). !o_c9rle!6!i9n-o! gopeg!_r!r!
lolel_
ln:e:t3t:o: ( rable c.l(t) ), at lfese.t,as asalnst
6
neaatlve assoctatlon bet{een rhese lelorted by srv.palan
and cnanaDrajasan (1930), re.e, likeEise foud to be the
!iir: ir.
L!. Doi.!e.t ,!t
istctr:n|4'\illI'rInr
rriu?Ilfn/or1.fr:e.,:r.
. -1t
u
![ ,"hrs
the.ir,l.qt
lrra | ,rF
r!rq st!tjirical 1fF4ct of r,rTFir!,?rlT
a71 - x16) o9 1,q P1.:i .rLTrYlRrr .!
,r.! sri!q.Pr:P3 /Y).
rerirbres n-vrru- "-".r,"= n-.r,r"g.
stenbore.-tnfestetron
o.ra2
_1. r,51
4.3r.)
itt
2.45j
o.o56,
x9
o.o25t
J. ^'ll
- ..!'\tr5
vrr_tF
-19-
vlev of thls table. leftect! on
ove.au F-vrlue of 12.4?? ( Tgble c.412lc ) ), Th!5
.evea15 thlt lhe re8ressron between steiborer- lnfestlrron (vl and the va.ious cheolcal coEponents of the
rlce cuLllvar3 tested ( X1 to X15 ), r€s hlShty slSnrftcart €nd thst the bo.e.-tnfestatton €s vely nuch
dependant on the chenlcal conloslte, studled. t{o_
sianlf icence-of the lngiftgu9l_F:vg1ge: gsgts! 9a9h
gh9o:c31_c!a!!:t9r ( rable c.4(1/c) ), t!.ther tndlceted th.t all or these chenlcals tntluenc. !o.erinteststloa at the sahe .ate, thls reaffi,in coBoquence, th3! the elfect of varlous cheorcals on pest lnlestatlon vas lo.slble to mntfesi only ln a eutual
conbinrtlon ui,th eacb otherr but lever j,n any indtvldu31 cEprclty, as has been the sttuailon slth sode of
the oo!.pholcqlcal as *.11 as rith soDe of the aEtortAn eye
ca1 characters, rtlscussed
d.ller !n
secttons.E:and c,
s!mllarly. rn overall detemtnatlod coelt!.Ie!t
- a?- ot o.9Zta ( reble ^.4(2/D\ I lurther reveats
thet 9t.79( ol the chanqes rn steobo.er -lnlestatlon,
unde. the intluence of chedt..1 cha.aciers ot the r!cevalletles !este,j. were due to those 16 *hlch ar€
enllgted in Table c.r.(1) , under dtscuu8ton. On
coftpllatlve basls, ho.,evef, s R1 ch:D6e-ol 9,259t
aaalnst x6 ( Table c.4(1/D) ), rtlch stand lot the
-20noj,sture cof,tents, sugsests that 75.05e{ ol the oveGll,
contributioi .t th. ch,pnlcal characiers torards lorerinlestation, comes th.ouSh the lnlact of th{s character.
Thus, rt !s crystal cle.r that the notsture contents
ol the rice-cuttiv..s, tested, conitibute the odlnui,
tovalds cete.rinlnq tle 1evel o! bo.er-i.Jestrtlon ln
.!ce vsrieties, t.ier!. No accountablltty of 4.2.'{ of the
cha.ses in steaborer-tnfestatlon, uould further polnt
out that some of the chenlcal Iactors of rtce sttfl need
Lo !e Locrred M1 included in studles of thls type, ln
AS tO thE ADEOIJAC" OF
'|IE
RqCRESSION EAUAUON,
ehich ihe R-watues have been p.esented tn eolum B
o! the table,under dlscusston, a non-stahiflcat Chlsqua.e value ol 2S.60 ( Table C.4fr), 3ha11 rdea1, no
dltf€rences id the observed (o) ald estrdated {E) values
to.
lor the stenboler-lnfestatlon. this suggests that the
ftt of the reglession Ilne drrm throuqh the dala colIected fo. these studles, v63 correct. ?o vartfy thls
sltuatlon, a numertcrl .otralt of the reslduals for
values ,e!e also dtsplayed
the dtllerebees in10-E)
-
th.ouqh a scatter-dlaqr5n p.esehted !n F18, c,r.
No exceptions to a valtd t.end of the da!q,
l.drce&d by the fatl of all the .esliual-values a1@5t
clo8e to the zero (o.o) l!ne,
conflrn the adequacy of the reSresslon .e1at19ns b€lng
dlscussed, bui also sucgest thai nost of the changeE
-
2.O
2.4
rI
.t rI
I.
rt
lr
lr
.I
rI
Ir
lr
l.
tr
I'
li
IT
.l
lr
I.
Ft6.C. -sHOt4lN6 A ,"n
r,"-PIEIE!!LEB.U
AND Esr,l14irE
A',vD
E>r tfnAr E
oESERVED
7',{E
DTFFERENCES
'NB oR E R
TO CH EP'I
rt
sf
E
!4!32:t!!9!p!E
OF
VALUES
TESTED.
RqCE-CULTMBS
oF
CHARAC'rERS
<,AL
observ.d rn rh4 lnfrstrtroh 1f rlce ulth flyporyz5 spp.
bo.ers. we.e du. to the chenicBl factors.rather tban
naintv due to the morphologlc:1 a.d 4atoolcgl cha.acte.s,
dlscussed e.r1ier.
-
A f,Fther analysis
of the data, thloush Dulbln-
\{atson Test (1he11, 1971) levealed no auto-reglesslo.
of the chenlcal
tactors hed over-influenced the iBpact of the otner ed
thai thetr lndtvtdual contrtbuilon latd dovn la
f
Tabte c.414)
). Thls suaaests that
none
rqble c.1(D), stlnds, real meI!!.
ALthouAh, 4.244{ ot the changes ln lifestatton,
du-- to chenlca1 :llnens!5ns of the .ice vifletles tested,
sti1l reniln to be unaccounted lor, it could, fot the
7. pres€.t, be aa!,.Llrnm tbat:
1. the ersTsTANaE of ttce varlettes tested
aaaLnst the Tlyloryza spp. \,{45, on
chent.rl basls, riETERtiINiD BY the changes
i! l!:!:99-!9!r!s'
!4!l!4!lg!E
co Tcitrs,
:M,1, FpoT4tN
q,
PsnsPu.o"c {r
F'.'.r{ssI,.,v
pell as !n fle
snD!u c('
these cha.acters ?EiE
fO B' MSIAIVEIY
CORRELATED 10
TTE S'IE{BOPEF-RFISIST{N|,E OF
]
TI{E
RICE
-Is1m, ercepr in
fHe
I{H-ICH N/ERE NE:{TIV9LY
viDTFrIqs
F"IRST
TO IT
a3
MAeNESIUT'I PFfiC€NTAOE;
2. the cht.ges ln all
POUNT)
rFFl
e(,
sMca'q6,
':ORRELATED
above
3.a q.e unde.llned 1n the
cHtMT.aL FAcmFs ac.ol,NrED, on the
do1e, FOF 95.76a4 OF THrl CHA"TCES IN
l. the
-22RESIS1ANCE OE THE
RIqE CUITIVARS
fEsrrD Ac{INsT 3IMII3I1 3p!.
BoRERSi and that
L. lr.orr ot the AmvE
factols,
5.
aAr,49
solrry
Il.PAcT
of
rHRouoH
STFjll-
chenlcal
lte-ciai"es
lN_rqr$llRg !o$:t1s; $d tlnallv, that
Alth.ugh, the COLLECTIVE INFUJENCE ot
!q.ToRs on bo.e!-lnfestatlon uAs BICHLY
SII']NI'ICANT, NONE Of thEE COIJLD INFLUENCE
-
a.
suqsested
THE RqSlSTA\I-'i OO FICE CI'LfIVARS TESTED'
IN AN ]NDIVIDOA! CIPA'JTY, BUT, ONIY IN
A S!JIfAB!C
'IION ,lI111I EA'IJ OT'IER.
'OTfBIN
cotcluslons, Ii could !€
PT.mPOSES tb6t the apPllcatlon of
Based on these
fo.
PR4CII4AI-
elenents }tke sl,(,P,Na and !S 1! 3,19!!:I
wlih proteln synthe.lzinq naterials to the rlce c!o! 1n
the fteld nlEht helD hcle3se lts leslEtance agahst
st.nbore.s, rn c.nercl,rnd acarct fggll:g sop'i tn
nitrle.t
perticula.. Alternrtlve1y, the supplv of Mn and Fe to the
r!.e c.obs !r the f!e1d, be not in anv case allotedi
ercept in special clrcumstaoces, patttcula!1v levoftr a
speclft. level. sinllartv, s hegatlve corelallon of
the noistuie c.ntents wlth reststance oi rlce va.ietle3
lould lurthe. suqsest th.t an un.ecessatv oYq:!9!q4
of the rlce fields should never be, 1n anv cas!' encouragg!. In addltlon, the ptdx breede.s shou1d be
ihvlted to develo! va.tetles wlth a naxlrun poo] ol the
chehi.al characte.s pos!tivelv co@ected *1th thett
resis:'ce :8ai.st borers andlor a ntnlnu lool of those
-2rneaatlvely connected vtth ii.
0n rhe IrJNDAMFNIA] STDE, horeve!, no accountab!-
llty far
of the chanaes in stenbor€!-lhfestation,
due to chenlcal flctors, vould suggest that the oth.r
ch.nicaIs tike boron.selentun, cobatt, lodine etc.,
whtch nBy be resoonstble tor thts blt of the chanAes' be
emlored and th,Atr co.trlbutl,oD to*at\ts the pres.nt rtu4,244
CHAPlER
-
V
c0NTtN'ls
24
1.
2,
25
1.
- the chehtcal nske up of
BASMATI_17o' AUS-BAIM'
of lR_19soo7_21_2-2 vas studted
t. thelr infestatlon Ylth !I)P9:!39 s!p'
'lth.efe.ence
stenbo.e.s. The tnfluence of 15 cheEicalE nentloned
below, ve.e studled dulirg the course oi these lnvestl_
TKIF6, 1R-11641-24 and
aatlons an.l th-. reslstance of lnvolved r!ce_cu1!tva!s
aSainst stehborets rts c.nsLde.ed to be an tndllect 'eflection of thelr lnfestatlon with thls pest'
2.
the basis of a tholough discusston' oD the
comparative collelttlon of changes ln va'tous chericals
,!tlt those i. stenborer_lntestailon of the rrce varlc_
- tles tested, !t las' finallv' coNslDERF'D that:
On
1.
the cHrNiiqs rN qEslsTAila' VIERE AFFECTED highlY sianlflca.t1y BY the
ch3nSes 1n |toisTlFE, AMIANFISE' IRON'
PROTEIN'
!J!]IA'
SoDIlll4, e3 !e11
POTASSII'I<,
:s bv the
P1JOSPHORUS
IIACNESIIJI!
'
CONTE|nS, but not by those ln the
SOI,I]EL' SUCARS, FATSI TOTAL ASIfES
qalclul4,
2.
'imilDEs,
colPgR a5
,eu
of
as
of those, vhlch *ere found io be colrelated, the
r4aN4A\aSE
',T:FX
cban&es
!n
per cent as
l'loIsTURE coMENls,
ue11 a6 ln TI{E IRON
Fo'Nr !r BE NECqIIVELY ASSoCIATIiD
those in stemloter-infestatlon as
vlth
tA:lrst the last 6 qHlaIJ t{S4 POSITMLY
so .!d a.e underllned, in the precedhg
), the nAr:ToFS, referled to above,
Ac.OUNTED, on the whole, iot 9r'7€4 ol
lHg cH4Nr':ES II{ RiSTS1$!CE of .1.e
v..ieties' under relerence' aaaln6t the
gEgII:3 s.P. steiborer6 a'd that
As IrUcH As ?5.0t{ of !t cat{E THRoUCH
IN rnls.r'nq ccl\1TEl\1Ts, Alot6i
4. the, ovela11, coLlECTIVE lNFL{IFjNCE OF
flr' cBq.Mtcal FA4toRs 0N horer-lnfestatlon !,As grcPlv sIcrlIFIcaNT and
cH^N4aS
frnal1y, that
5,
none
of
rsE ..HlriIcAL aAc,!$RS' lnvolved
prolect, cotJLD INFLL'ENC€
TIIE FESIST,\NC' of these va.1etres 1!
j,n the ptesent
AOFEFS, IN AN i]\DIVID'AL CAPACITY' but,
ON1Y IN A SIIIT\FLq COMRINATION I11I
gAcrl O"l{ER.
t,
on the lasts of the sbove concluslons' the
various FriNntrMFNTA! as tell es the APPIIED' loplications
of this !e6ea"ch
{ere rnpressed uPon. In
breeders {ere suBeested to
endeavour
develoF
nd 1lne. ol-rtce :.:tt9g !r3h-a Dil'l! cou'c-
tlon ol cheric.l cha"rct.t! polttlvelv .lsocht'd vith
thet! fesistrnce asriBt the lteoborr.6 gqE/or-r-4n!tr;
d Yrth lt. In dldlttoa'
2og1-o! 3hgs9 negrgtfelv cotn ct
the!t!rdle.on@
bor.! Fllllance ns rl.o
t Ir;o:runE
aITFD
clfED
I"ITEFATIJNE
19r4
Diagnosts and lfipioveme.! of
saline 3nd a1ka1i solls.
IJ.S.D.{. , Hand Book No,60:160.
197l)
Oflicral
nethods of anaIysls.
Associatlon of olftclal
Analytlc:l Cheotsts, 11th
'Opetatlonal Brochure, Flaneanalyser. Modl,e-F.H.500
1961
of analysi3 for so{tr
a.d
lialerrLtniverslty
Plant
Methods
of cauornra,
i.
1967
(
1961).
ol slllca ln.eslsta.ce
to Aslatlc rice bore!,ChUo
Role
su!!.essal!s (t{alker),_-iE-
a^t.6al2\t t47-r1.
1958
Sotl chemlcal Ala1ysls.
constable and coEla4y Ltd.,
London !{.c.2r uniied Klngdor.
l9e0 Effect of potash nutrltlon on
yeuov
lnfestatlon by the
borer, TrForyze lnceriula6
( .1ker).Aari,Res.J.(arata,
1A(1):107-4.
(R.a.E. (a)69{ 1o):5902( 1981)
-27-
).
_28_
for
19aO
Technlcal guide
1975
Reslstsce of Rlce var!etle5
to the yellov sorer,Tryporyze
Incertulrs f uatker).:-TE;F!ce Entomology N46letterl
an.lysis ol sotl
cheolcal
and wat€i.
Pak.soil.BuuetiD No.14:
26-?.
No.at 21-2.
TO. r,E.ay!ns3my,F.,
1976
{.!alasubrrnan!an
and v. adalckaLan.
Dltferent leve1s of N,P and
or the lncldence of rice
K
Entonoloay Newsletter,No.4r rT,
(R - A.r.. ( L)6t( 1) t21t(1977J ).
1979
Prelintnary studies on the
leactlob of sooe vlld ricea to
inlestatio. by the ye11ow rlc.
borer Tryporyza incertulas
(ulk. ) oryza.15(1) : 99-101.
(P. r.E. , (A)56( t):1r98( 1980) ),
12. Palchady, A.and
197e
Influence of fertitlzetion on
sten bo.e. lncidence on iour
f
ice cultiva.s.llt.Rlce.Re5,
Newslette.' ,(4):11 .
(R.A.rj. (A)64(?): l4o4 (193o)
1977
).
Note on the relattonsblp ot
sone blochenicaL lactols vlth
the reslstance i! .!.e
borer.lndlan Jou.nal 0f
AEr!c!Iture Science,at(1o).
a.P.sanaLo and
vartettes to yellor llce
(F.4.q. (A)66(4):2004( 1978) ).
1981
va.i,etal reaction to .lce
sten borer wder dtfferent
nltrosen leve1s.Int.Rlce
Res.Newsletter,6(1 \:7,
15,Slvalalan,f,.5d
19AO
N.a.cnanapraqas.m.
Inlluence ot copper on the
developdent and adult
edersence of !9!9!e coffearia
(Lepldoptela: fo*.rctdae)
rea.ed !n vltro.Entomologia
Experldenialls et aDpltcata.
2a(1\. t9-6).
(R, A.
( q)59(4):216r(19€1)
'r.
19?1
P.inclpals o! Econooetli cs.
John
17.
valthilhsum,C.,
1979
t4.!alasubranatlan,
ulley
and sonsrlnc..
Eftect of potash nutrltlon
the aolno actd cort.nts of
rice !h relatlon to nest
control,lndlan Journil ot
Pla.t Protectlon,{i(
(R. q,9. (a)69f
14. Vldvach.ndra,i,, 19al
J.-(.RoY 3tut B.Das.
).
2
)
on
: 27-t.
1):19e (19A1) ).
Cheni,cel dillerences
ln rice
va.letles 6uscepti!1. or
resislart to aal1 !1d6e a.d
steh borer.Ini.R!.e Re6.
Nevsletter,6(2):7-e.
-)oAPPENDIX C.1
-
,|HE
soluble sugar (*)
OF SOiIE NE{ RICE
CI]ITIVARS, 1EST9D FOF FESISTANCE ACAINST
THE S1(J NNFER.INFESTATION, Af KALA SHAI]
KAKU, FICE RESEARCH IN511!OIE, SHAIK{UPURA.
Tl
14
''2
'l
51.e6
51.16
11.55
tl.42
206.t
,6.)7
,t.a>
55.26
56.84
,6,72
226.2t
,4.10
tt.9a
51.a5
54.41
r,
II
T1
51,5'
f-
r,
54.1r
5),97
54.24
t2.24
51.51
56,r4
56.43
46.1A
,4,O5
2t5.58
54.15
217.t4
51.A6
52.04
226.O4
56,r1
t4.a4
5t.47
54.44
219.t4
51.14
54.t,
21r.77
,,,11
,r.40
,41.r'
a41.17
54-16
5t!.25
54.12
219.1O
54.24
54O-a7 5t!2.7A 2164.17
,4.O9
,1.@
54.25
t4.74
-)1 -
-
the soluble Busar
({)
oF SorrE NE\{ RICE CULIIVARS'
TESfED FOR RESISTANCE ACAINST tHE SfO,IEORER-INFESTATION'
AT KALA SHAH {AKO, RIC€ RESEARCII INSTIIIJIE, SHEIXIIUIIRA.
ANoVA FoR
Soulce6
ot v.r1atlon
n.F.
s.s. r-r.s. Fc
1
6
4
4
O.22 o.22 1.57
o.79 a.1t2 0,94
gr.$ 25,795 169,9e*
2.56 O.64a 4'r7
Betcen sets
!1ocks w!!h!n Eets
rleardent6
TleatnentE x sets
24
E.ro!
)'17
s.E.
o.1t
0.140
t9
**
-{
coEparlson
sr,54R(.{), IN
{ean vatues Trertnents
= slanuicant
at 1*
leve1
TIrE COMAINED nean values FOR tHE SoLUBLE
D iFFEoEm ToEAfvENTS,
of
Tr.
I5
T,
Iz
56.51 54.5, 54.AL 5t.79
abbcd
T,r
,1.71
APPF,NDIX
C.2
-
(*)
OF SOtaE NE1' RICE
THE c!\rde protein
CULTIVAFS. TESSD FDR RESISTAIICE ACATIBT
THE STF,XBORER-IIIFESTAIION' AT r\ALA StlAll
(AKU. RICE SESgARCII INSTIII'IE
R2
F3
11
6-56
6.?1
6.6
6.61
72
,.ql
6,12
6.14
5.Oa
'
6.71
T4
tl
T1
7.6a
7.72
6.27
r2
7.29
7.21
6.42
5.17
6.42
5.41
7,62
6.A2
'1,
a.16
7,8
6.A5
7.OO
?.21
7.11
6A.79
6a.40
69.04
@,15
6.8!
6.90
7.42
STTEIIQIUPU8I.
26.14
24.11
27,19
6.54
to,lt,
7.51
5-06
6.e5
25.46 5.V
25.17 6,t4
26.71 6.6A
11,12 7.74
2A.17 7.O4
27t!.5e
-tt-
ANOVA FC,R
tbe crude proteln (,() 0P S0ro NE
RICE q'LTIVARS,
TES1ED FoN RBSISTANCE ACAIN91 THE ST!] BORER-INFCSTATION,AT
(A!A
SHAH
KA(U, RICE
RESEARC1I
INSTII1nE,
SHEIKHT'qJRA.
M.g.
sources
ol vlrlatlon
D,F.
S.S.
Betseeb
sets
1
6
4
t
24
O,O129 O,O1t
B1o.k5
vfthrn sets
r.eatneais
lreatDents x
sets
Errrr
Fc
O.52
0.055, 0.011 0.44
>,2750 1.119 ,2.6*
,.Afrz 1,459 5e.52
O.r9g1 0-025
,9
** - stgnitlcati at 1* lever
-
a cooparison o! l'trtl contBJN@ n.d valuel
PROTIIN (96), IN DIFIEFIJNT 13EAT''IENT3.
MeAb values Treathents
rt
7.70
It
7.1t
ebcd
FoR ?ltE
Tt
T,
6.76 6.50
12
6.21
S.E.
CR0DE
o.o5
APPENDIX
C.] .
TUTE
T1
fat ({)
OF SOI,E NEl RI'' CIJLfI VARS
'TESIED
POF RESIST{NCE ACAIITST lHE STE!'IBORER.INF€S1A'
TIOII. 41 (ALq SHAJ' KAKU' RICE RESEARGI INSTI'
TTiE
'
SHEIKHIryLNA.
1-16
0.90
1.rt
'1.46
1,27
1.14
1.15
1.49
1,15
1,24
o.92
'|
,2'
1,21
1.11
0.91
1.Oa
1.29
1.27
'1.29
TI
Tl
4.27
1,12
1.41
12.14
1.2t
1,41
5.to
1.t)
1
1.12
4.50
.t2
1.13
1.05
5-10
1.24
.24
1,22
1
1.tt
1.4A
1.43
1.09
I .11
1.12
12.24
'1.o7
12,tt
'|
.2)
12.r4
1
.26
t'9.rt
-t5-
ANOVA FoR
the
fat
(1{) Oa SO{E
NgNr
RICg CULTMnS,
TESTED
FnR RESISTAN'D AGITI{ST T}IE STBIBOFSR.INTESTATION. A1
(ALA SI{{H (AKIJ, FICE FESEARCH INSTINNE. SHEIKHUPURA.
cources
of varlrtion
D.F. s,s.
1
6
4
4
24
sets
31o.ks rithir| sets
lrertnert6
f.eAtnents r sers
Error
Betveen
r4.s.
Fc
0,0047 0.009
0,67
O.0Ol
O.Og
O.oO52
s.E.
o.6tt1 0.15S 12.1i* O.O4
o.o7t7 o.o19 1.4'
0.1129
O.O1t
19
* '
SlSBtftcaa!
ai 1( 1evel
- a cooparison ot 1rE cortsINED oean values
IN DIFFEF'J T
Trertne.ts i4ear values
-
mR 1HE rAl
IREATI{EITTS.
fr.
1.3?
Tz
1.t
,l
1S
1.29 1.12
abb
Tt
1.06
(*)'
APPENDIX
C.4 - lFE moistule (()
0F sOt{E
NEW
RIC€ CULTMnS'
TISTEO FON RESISTANCE ACAINST II{E STEMBORERINFESTATIONI AT I(ALA S!{4I'I (q!ru, RICE RESEARCH
INSI'TUTE' SHEIISUPTNA.
Re!1lcatlons
II
11
75.9A
r2
7r.2t
T1
11
R6
R1
76.25
76.8
lotal
76.4'
75.1'
rc6.96
59.21
to1.34 7r.t4
292.17 7t.o9
274.20 59,5'
76.91
)05.lo 76.ra
7r.1t
tal.'n
to1.9, 75,49
291.)O
73.11
69.23
too.91
75.28
75,tt
7',42
75, t1
71,14
72.92
71.16
71.11
69.74
69.7'
76,A'
76,85
75.1)
76.A9
75.11
7r.aa
75.41
?1.21
7t,11
7t.aJ
75.1'
7t.14
69.72
69.22
69.11
68.45
276.E4
74a.a1
7a9.AA
740.44
7ae.A5
2960,OO
74,O4
71.99
?6.t1
74,O4
M€En
71.49
-r7-
aNovA FoF lhe nolsture {,'{) oF rloME NEW RICE aIJLTIVARS,
TEgfED F'F RiFTSfAqCE A'i/\INST fHE STPMIORIIR'INFESTA'
TIONI AT (ALA SHdH (AK'' FICE RESEARCH INSIIN'TE'
soufces
o! va.ldtlon
D.F,
I
6
4
r.
2r.
sels
Blocks tithln sets
'rre:t@nts
Treatnents x sets
Ero.
Bet een
S.S.
a.
l{.S.
S.E.
0.00 0.000 0.0o
O.2A 0.047 0.5O
261.8 6r.470 7('1.8 Ol1
o.r2 o.1to 1.19
2.24 0.091
t9
|l . Srgnlllcan! 6t l*
-
A c@parison of 'ltrE cor{BImD !.an value3 mR T,I€ I0ISTURE
(e(), rN DTFFEF&I{I lRqATxElfrS.
Trettnents i{e?n
1ev.l
values -
fr.
tz
tl
t.t
?6.55 7r.4J 75,14 71.21
abbc
T5
69't9
-tBATPENDIX C.5
- ttlE total
ash
({)
oF sOxE ItE, RICD CITLTIVARS'
qSTED FOR RESISTANCE ACAINST T'IE SIF;I.TBORERINFESTATION, AT KALA SHAH (AKU' RICE RESEARC1I
INSTI'IIJTE. SHEI(HUPURA.
Fl
Re!llcatlons
Tt
10.9
l2
10.5
12.4
12,O
12.1
4A.7
12.14
11.40
10.4o
11,2
4t,2
45.'
12,7
47.'
11,84
'tt.20
1t.o
)2.4
4r.7
47.t
49,6
12.4A
10,7
11
.4
11 ,1
.9
11.2
11,7
1t.2
11.1
12.5
12.t!
11
11,4
.4
.4
'11.t
12,4
12.5
i1.5
11
T5
11
11
I,
to.a5
10.6
1o.a
lr
41.4
11,4
r3
II
1o.a
11.2
1',18.4 116.1O 115.1O
11.A4 11.61 11,51
.1
121.rO
12.t5
47t.to
11
,te
12,41
11.43
-
ihe tot1l asha('()
oF SOt'19 N.e,tr RItFi CI'LTWARS,
T'STFD F'IF RESISTSiCq AEAIiI9I $IE STE MRER-INFESTATIOI{'
AT (ALA SHATI (A(U' F]CJ RESB/\RCH INSIITUTE' SHBIICHUPI''RA'
dNOvA FnF
source! of
eetwe€n
vertatton
D.F.
1
6
4
4
24
E.ts
EelE
Tfeatmonis
Tleainents t s.ts
efor
rlocks r!!h!n
s's.
F;
M.s.
10.506 10'506 1to'55
6.999 1.165 t4''O
9,A54 2.461 to'6t'
O'00 o'00
1.9fO O'OAO
O'0O
,9
** ' Stgtltlcant ei
-
196
leve1
a conParison of TtfE coltBlt{eD m.an ealues
ASH
(*)'
Treatnen!. ean v11u€3
-
IN
FOR THE
DI''FEFFJT'T TREATqF'YTS'
Tr
15
lj
aZ
12.69 11.91 11'89 11 '6
ab
s'E'
74
11't1
l!!AL
O'1O
-40-
APPENDTX
C,5
-
siltca (4)
OF SOX9 NE RICE C1'LTMRs'
T€SfED FOP RqSISTAN'E AGAII{ST 1l{E STEI'IBORER'
INFESTdTIO , AT KALA SFAH I(A(UI RICE RES '
SEA8CH INSTITIJTE' SHEII({UPURA.
TltE
Rf
Tl
72
fl
I,
II
1.81
2.60
2.a2
z.4o
1.9t
1.72
2.Ot
2.62
z.ra
2.61
2.OO
2.O1
2,a2
2.41
2,91
t.oo
1.20
2.94
1.52
r2
1.8 1.79
2,67 2.\A
T4
2.99
2.41
2.14
2.56
T1
1.e6
2.29
2,7'
3.O7 t.6
24.92 21.66
2.49
2.37
2.74
2.r,
1.1'
1.84
7.r2
.r.84
10.6a
9.22
9.A7
12,15
2,67
97.6a
24.14
2.42
1.to
10.41
a.05
9.60
12.28
2.49
2.60
2,O1
2i 40
3.O7
2,31
2.47
5.14
-
lhe sil,lca
(96) OF SO!|E NEn RICE CL'LTMRST IESIED
FOR RESISfANCE AC4INS! T'J5 SfE MRER.INFESTATION, AT KAI,A
SIIAH (AIru. RICE RESEARCH INSTIIIIIE, SfiE'IKIOg'RA.
ANOVA FoR
Sources
ol varlatlon
Bet een
Blocks
sets
vrthln
Eets
TrertEerrs
Tteatnents x ..ts
Erlot
D.F,
S.S.
11.S.
Fc
1
6
t!
4
24
O.1O
0,327
6.997
0.099
0.100
a.o,,
t,u6
S.E.
1.67
1.749 5t.rtr 0.6
0.o2t
o.75
O,7e4 O.Ott
t9
* ' slcnitlcaDt at !( level
-
A coblarIlon
rN DlfI.EREtft
Treatrents xean values
-
of rH9 COTIBINED n€a. va1u.s
1REAlYt'iryS
15
l.1O
ab
FOR Tt{E SILICA(9()
'
1z
2.64
T,
rl
2.41 2.15
T1
1.88
'
_42_
aPPENDIX C.7
- ttlE lotassrud (t{) oF so}€ llEl
RICE clJLtMRg.
TESED FoN RESISTAIJCE ACAIIIST TIIE STgIIBORERINFFJSTATION' At KALA SIIA1i I(AKI' RICE RESEARCII
INSTITI'T9' SI'IEI'{{UPURA.
R,
Set Trealfetts
Tl
'1,20
1.19
1.14
1,23
4.ao
1.?O
1.94
1.96
'1.99
1.99
7.92
1.94
1.54
1
,56
1.66
6.51
,1.96
1.97
1,97
1.94
7,9.
1.96
2.11
2.11
z,15
4.51
2.11
't.22
1.to
5.00
.1.25
2.OO
2.at
2,06
4,12
2.Ot
r,
T/,
II
t1
1.25
t2
t,
1,70
r,68
1.70
1,71
6.Al
1,70
T
2.O1
2.01
2.Ol
2.Ol
a.04
2.Ol
1,
2.14
2.15
2.16
e.71
2,18
18,49
17.94
1A.04
14,29
1.79
1.m
1.4!
1.41
72,15
-43-
ANoVA FoR
the potassius (*) oF
gor4E NEl{ RICE CULIIVARS'
TESTED FOR SESISTANCE ACqINS! TIG STS''BORER-1I$'€STAIION'
At IGLA SHAH I(AI(J, RICE RESEASGI INSTIfUIE' SIiEI{HUPUSA'
varlatton
sources
of
Between
3et5
Blocks
eithtn sets
Treatdenrs
tleatdent5 x 5et6
Error
l'i.s.
s.s.
1
6
4
4
24
O.o2, O'O25 109'12
O'O0A 0.001 ,'a2
4.*a t.61 1t164.14 O'OO51
O.oOO O'0OO 0'OO
0.006 O.oOOzf
t9
+* - sianlftcAnt at
-
A conlarrson
i{ed
va1ue5
-
1!6 l€ve1
of tHE colrBINED ned talu€s lbR tllE
MTASSIU (S{), IN DIFFERENf
r.eatrerls -
l,
2.15
Iz
2.o1
abcal
Fc
D.a.
IREAT!{ENTS'
11
Tl
tr,
1'99 1'6€ 1'2t
s'E'
APPENDIX C.8
-
TtiE phogphoru. (*) Op SOI]E NElt RICP CIJLTIVARS, TFslID FoR RESISTANCE ACAINSI T1IE
STEMBORER.INIESTATION, A1 I{ALA SHAll KAK',
FICE RESE{RCI INSTrfUrE, SHETKHUPUR{,
F2
II
T1
1.24
t2
1,17
'|
o.96
o.9a
.62
1
.50
'1
.50
.24
5,12
1,24
1.40
5.4€
1.17
0.95
o.95
t.*
0.96
1.61
1,54
5,41
1.60
1.11
1.51
5.00
1.50
1
1
,27
,1,
1
11
1,tt
I
.2t
1.aa
'1.8
.l:.tt
r2
1.42
1.29
1.42
1.51
1,41
1.01
o.92
1,CJ6
1.06
4.O'
1.01
1,65
1.56
'1.72
1.59
5.62
1.66
1.55
1.42
1.62
1.62
6,21
1
11.14
1t.E)
1t,99
54,m
T4
1,rl
1
.19
.55
-4r-
ANOVA
mF the lhoslhorus (t6) 0F
SOUE
tlEll RIC! (IJLTMRS,
Rgsl9f ANae ACAINST THE STEI'IB0REA_INFESTATION,
Af (ALA S}IAH (AKU, RICE RESEARCH INSTITI,IIE, SHEIKHUzuRA.
TESTED noR
sources
of variaLiot
Eet!
Blocks {ithtn set6
T.eatdents
Trearnentg x sets
Erro.
B.t{een
M.S.
Fc
LE.
S.S.
1
6
4
4
24
0'025 61.21
o.o2,
o.oa91 o"o1485 t7,56
1.9445 O.461a 1?29.4t*
O.OOO25 0'00006 0.15
0.OO9a O'OOO4
t9
*r
-
lreatnents Mean
values
-
et
19{
level
TllE cor'lBINFD oean vahre3 !0R TllE
(q{), IN DIF|EFFNf BEAI'I,'ENT8'
A conparlson
PHOSPHORUS
= signtftcant
of
Tq
1 .51
T5
1.5"t
abcd
Tt
1Z
1.39 1't1
T,
o'99
S.E.
O.OO7
APPEI\.DIX C,9
-
THE
calclun (*) 0F
SOI4E
NA{ RICB Cl,lLTIvMS,
'IES'IED lOR RESIS1ANCE AOAINST THE STE}1BORER.
INFESIATION, AI KAIA STJAH KAKU, R:CE RESEARCH
INSTITUTE, SI{EIKHUP!'RA.
Re!ltcitlons
F2
T1
o,al
T2
0,40
o.7a
o,42
o.t9
o.4t
t.24
1.6'
o.42
1,(A
0.45
ra
o. ra
0,61
0,5/.
o.t9
o.8t
0.49
o.a2
o,4t
0.40
T,,
II
T1
o.
o.a1
't.5,
o.4t
o,5t
2.47
o.62
o.af
t.t9
o-a>
1.AO
o.45
o.4a
r2
T4
R,
O.It,
0.49
o,42
o.4t
1,79
0.46
0.49
o.42
0.42
1.79
o.L5
o.6a
o.6t
o.64
2.60
o.65
,,47
22.02
!5
1.47
a,rt
a,95
-
ANovA
mR ihe calclum (96) oa SouE NEL (ttl,l'IvARS'
1'E51ED
FOR RESJS'IANCiE AOATNST THE STEI.IX)RER-1NI'ES1q1ION, A1
KALA SHAH XAXU, RICE RESEARCH
soaces o!
v:rlatton
areat6.nt!
tIeatd.nts x set!
Efror
26
B]ocks
lets
vtthln
ll.s,
D.F. s,s.
1
5
4
4
Beb€.n
INS1ITUIE' gHEII{IUPUM.
sets
F^
O.O1?95 0.01296 211.15
0.019t9 0,@127 '5t.70
1.o2t54 o.2r5}4 42o7.al' o,@zs
O.oooo4
0.001&6
O.ooool
O.OOOOS
t9
*. - Slgnificant at
-
A coopallson
C{LCIUI'I
'lreAiderts nean values
-
(!6)'
t!6 leve1
I:t)TIBIND rean values FoR TlE
IN DIFF@ENT tR'A1!{EMS'
of fuE
T5
T,t
o.8f
ab
s.E.
'tq
It
tz
0'63 .o.4t O'41 0'4'
0.16
-48APPETI{DIX
C-lO
-
T8E
chlorid. (*) oa sor,,rE NEra RIeE CuLTMRS,
TBSTSD FoN RESIST{NCE AOAINSI l].IE STEI'FREN-
INF€SIATION, AT rIALA SHAI (A(U, RICE
INSTITUT9, SHEIKruPUR4.
Repllcatlons
RJ
11
1.3'
1.14
72
1,17
1.16
'1.19
4.57
.1?
1,2q
1
,2t
'1.2,
4.95
,24
1,ro
6,ot
,11
Ta
II
RESEARCH
1.r1
1.50
1.52
1.29
'1.t2
1.24
T1
1.4A
t2
1.rc
1.55
1.$
1.21
1,69
'1.42
11.77
.29
1.17
1.14
1.17
1.64
5,4O
13.99
1.50
1.25
14.20
11. oa
'1,42
1,11
,.92 .1.44
,.19 1.tO
5.44 1.17
6.5' 1,54
5.6A 1,42
,5,Ot+
ANovA mR the chlortde ($) 0l' sotc NEvr SICE drLTIvARs'
T€STED FOR RESISTqNCE AGAINST'T]E 81E\4BORER-INFESTATION,
KAI,A SHAH !(AI{U' RIqC RESEANCH INSTITUTE' SIGIKIIUPURA.
-
^T
Fc
ll.s.
sou.ces
of ve.1tt10n
D.F.
S.5.
Bet*een
sels
I
4
4
6
24
0.169 0'169 5OO'74
0,1164 O'Ot91 11''85
o't297 c '1'24 t92'{
O'OOO 0'000 O'Oo
o.ooal o'ooo'4
Blocks
uithtn sets
lreatftelts
T.eathents x
seiE
Efor
t9
1*
-
- Slgtiflcant at 19{ level
value5 !.oR THE'
A compartson ot rHE coqalNm nean
aqmRrDE (!6)' rf' DrafFfEl{T 1REAI{qNTS'
freatnents Iern velues -
T,.
1.57
lt
1'42
abcit
t5
1'*
at
1't1
12
1'2t
S.E.
0'006'
APPENDIX C.11
-
THE sodluD
({)
OF SoI.IE NEy RIc? cI,LTIvARs,
TESTED FOR RE'ISTANCE AGAINSI TTE S'TE MRERINI'ESTATION, AT KAI,A SHAII KAKJ, RICE RESEARCA
INS'IITUTE, SHEIIIIUPURA.
Rl
11
1.
t6
1,31
1. 18
5,44
5,&
1.X>
1,5A
5.AO
1.70
1.t6
1.72
t,a4
'6.e7
1,37
1.45
II
T,
1.70
'|
,7t
1
t4
1.46
1
.48
't.49
T5
1.71
1.70
1.72
,69
Tl
1.59
1.45
T.
1.48
1.55
t,
1.75
1
T/
1.12
1.r4
1
T5
1.74
'1.76
1t.6a
15.62
1.57
,79
1.69
1.76
1,45
1.72
5,6t .J.41
5,9A 1.rO
6.99 1.7,
.49
6.ot
1.r1
1,71
1.ao
7,O7
1.77
15.45
15.70
1,55
1.57
.44
1
62.45
-14-
APPENDIX
DangaleEe (ta) oF solt'lE Ngfl RICE CULTMRS'
TESTED FOR REgISlA!rcE ACAINST TIIE STEIIBOSER-
C,1l - !8E
(AKU' RIC!
INFESTAIION,AT KALA SHAH
INSTI(IIE.
Repltcatlons
R1
RESEARCH
SiIEII(HI'PURA.
R2
R,
0.095
0.095
0.096
0.094
0.ral
r2
7,
0.04o
0.080
o.oao
o.w9
a.a9,
0.096
0.094
0.r19 O.OAO
0.r80 o,09t
T4
o.o72
o.o72
o.o72
0.071
T,
0.057
o. 067
0.05?
0.056
o,2a7 O.O72
0.267 0,067
0.096.
0,096
0.095
o.Bt
0.09,
0.096
t2
o,oao
o.oal
o.041
o,o79
T,
o. 096
0.096
o.o97
o.095
0.r21 0.o80
o,rg4 o.096
T4
o.o72
o.o7t
o,o1t
0.071
9.28
O.O72
0.067
o.068
0.058
0.065
a.269
0.A67
0.420
0.s24
o.a26
0.810
0.042
o,042
0.04,
0.041
-
A OVA mF
(q6) 0F sollE NEf RICE CULTMqS,
TESTFJD FOF RdSISTq!",E A44INST 11{E S'TTIIIOFER.INFESTAIION I
AT KALA SHAH (AK,, IiICE RESEARCH INSTI1JTE' 9iEIKh1,FURA.
souces of
Betwe.n
Block6
ibe hrnga@se
va.iatlon D.F. s.s.
1
6
s.ts
vtthtn 3et3
Fc
0,0000016 0.0000015 ,6,00
0.0000155 0.0000025 25.@
4 o,oo554a o.oo1l€7 t:tti7o.ofl o.oo
4 o.0o0ooo4 0.0000001 o.0o
24 o.OO0oO24 o. Cr000oo1
rfeetnen!!
Tieatnents x sets
Er.or
,9
{*
- a cooparison ol
I{ANCANESE
TrertneniE eln v.lues -
S,E.
= Slgnlftcant
THt mtRt!{E J
1'()' IN DIFFEFFNT
at
ded
1q6
level
va1ue3 FOR TIIE
IRF:Afi'IE.ITS.
TZ
T4
tl
0.095 0.096 0.080 0.072
f.t
bcd
15
0.067
-16appENDrx C,14
- Tm l.on
(t6) oF sol{E NA
RTCE CULTTVARS'
TqSTED FOF RESISTANCE ACAINST T1IE STE MRERITIFESTATION' AT (ALA SHAH KAKU' RICE RESEARCI{
INSTITJTE. SHEII(HIJPUIIA.
Rz
o.o4a o.o4a
0.049 O,or0
0.054 0.065
0.047
o.or9 o.ol9
o.ora
0.o42
o.o42 0,042
O.O4A
0.044
o.olo
0,066
o.o5o
T?
0.049
r,
o.064
T4
7,
72
1,
T4
Rl
9
0.04e
0. o59
0.19J O.O4a
0.196 0.049
0.252 O.O6t
0.157 O,O19
o.o/'e
0.195
o.o5o o.o5o
0.065 0.055
0.049
o.rgz ii.otg
0.054
o.o4t o,ot9
0.019
o.260 0.065
0.154 0.040
o'17? o.oQ1
O.ot
0.046 0.044 0.04'
o.o49
0.491
o.4ar
0.049
o,o&a
1.959
0.049
-r7'
-
ANoVA FoR tne lron (t6) oF sollE llElr RICE CITLTIV AS, IBSIED
FoR RESISTAIICE ACAINSI IIiE STE TOREi.INIESTATION' A! KAI.A
SHA!{ (AKU, RICE RESEARCIT IN|TITNE' SHEIKIII'PIJRA.
source! of
Bet{een
tt.s.
va.i?tlon D.F. s.5.
1
5
4
4
24
s€ts
sets
TreatDenls
T.eatnent! x sets
grro!
Blocks elrhrn
-
A codparison
IFON
("6)' IN
l|ean values TeatoentE
ol
s.E.
O.OOOOO55 0.OO0OO55 2'1,
o.oo@1,
o.@27r5t
o.0o0oo21 o.al
o.ooo68s 245.d*'o.ooot5
0.000004,
O.O0OOO1 0.r9
o.oooo52a
0.0000026
t9
++
Fc
' slanlllcant at 1* level
1tG co}tBltlED
oee valu.!
FOR TllE
DIFEEFET' TqEAT{ENTS.
T4
15
,z
tr
1,
d.064 0.049 0.049 0'044 0'ol9
bcd
-58APPENDIX
C.1t - TIE corpe! (9{) OF SOI'4E NEW RICI CUIIMRS '
TEStED FON RESISTANCE AOAINST THE STENEORERIIIFESTATIOT' AT KAI,A SIIAII I(AKU' RICE RESEARCH
INSIIIUTE'
R1
II
SHEII{IUPI]RA.
R2
Rf
t1
o.o16
0.oll
0,oll
o.or4
o.134
0.014
I.
o.o27
o.o21
0.024
0.o24
0.09e
o.o25
o,422
o.o25
o.o22
o.o22
0.091
a.ozt
T4
o.o23
o.o22
o.o21
o.024
o.094
0.o24
I,
o.ott
o.
ofo
o.ot1
o.051
o,1z?
o,ot2
t1
0.014
a.at5
o.o14
o.
ofo
o,11t
a.ot'
o,421
0.024
o,026
o.o2t
o,095
a.o24
72
a.azz
o.o?7
o.oz2
o.092
a.a2a
a.a26
o.o22
o.o23
o.092
o.olo
o.ol1
o.a32
o,129
o,azt
o,otz
o.275
o.263
o,27t
o.269
1.086
o.o2a
a.o27
o.o27
o.a27
r4
a.Q21
->9-
(96) OF SO}{E NEW RICE qE"IVARS.
TlSlED FOR RESISTANCE ACAINST THD STEII3ORF,R. INFES.
IAIION, AT KALA SHAH KAKU, RICE RBSEARCH INSTIfUIE
'
SHEIKHUPURA .
ANOVA FOR
sources
Blocks
ihe coplet
ot vsrLatton D.F. S.5.
vrthln sets
TreBtne.ts
5
, lets
24
s.E.
o. oo0oo01
0.0000001
0,002
0.00@242
0.0oooo4
o.o9a
o.@att,
0.00o2oal
,.12
0.0000017
0.0000004
0,ol
O;0O2
0.0009771
39
**. srgnlrlcant at
Of ?HE
IN
1t6
1.ve!
TtE.ooPPER (!6),
COMBINED
DIIFERENT IREAfMEMTS.
T1
0.0r,
r,
r2
a.at2
0.024
't
0,02t
'h
a,o2t
ppot\Dlx c.16
-
2lnc
(96) oF so!{E NE\{ RICE ClrLtlVARS,
TESTED FOR ROSISIANCE AC.AINST TIE SIEI'.
BoBER:INFESTA1IoN' AT KALA SHAH I(AKU'
RICE RESEAFCH INSIITIJTE, SHEIKIUPURA
TirE
'
F2
0.005
0.005
o,005
0.004
0.004
o.004
0.020
0.021
0.016
o,022
0.015
T.l
o.oo5
0. 006
o.004
0.005
T2
0.005
0.005
0,006
0.005
Tl
0.006
r,
II
RJ
0.005
0,005
o.oo5
o.oo5
0.004
11
0.005
o. oo5
0.005
0.006
0.021
0.005
T.
o.oo5
0. 006
0.005
o.oo5
0.02
i
o.005
r3
0.004
0.005
0.004
4.017
0.004
T4
0.007
o.006
o.oo5
0.006
4,o25
0.006
0. @4
o. oo4
0,oo4
0.016
0.004
0.047
0.049
4,197
T5
0.066
o.
o5,
o.oo4a o,0o5l 0.0047 0,0049
-61 {llovA FoR flP zlnc (96) OF
-
Sol'lE NEtl RICE Ct LfIVARS,
TES'TSD R)R RESISTANCE ACAINIT ITTE STEISORER-IIIFESTAIION, AT KALA SIiAH (AKJ, RICE RESEI\RCB IlrSII Ttts,
SHEII{IUFIRA .
sources
!1ock3
0t vefletlon
vlthin
D.
sets
s.E.
F.
0.0000002
0.@00002
6
0.0000025
o. oomoo4
0.@oo'l?5
0.000@44
't4.67
0.@00012
o.oooooof
1.OO
0.0000072
0. ooo000,
T.eatrents x sets
24
.r -
slgnl,flcant et 1{ 1evel
Of THg Cii'BINED
IN
DIFFERENT
o.67
'|
THE ZINC
Tn4AlrENts.
14
o.006
T2
0.005
T1
0.005
\t
0.@4
15
0,004
(*),
NOTES