Volume:
Issue:
Date:
3
6
August 11, 2011
Potato Bytes
Klamath Basin Research and Extension Center
6941 Washburn Way
Klamath Falls, Oregon 97603
(tel)541-883-4590
4590 (fax) 541
541-883-4596
http://oregonstate.edu/dept/kbrec
Brian A. Charlton, Research and Extension Agent -541-591-1255
Potato Crop Water Use
Early Planting
Inside this issue:
0.30
inch/day
0.25
0.20
0.15
'99-'10 Avg
0.10
2011
Crop Water Use
1
Insect Trap Report
2
Soil Degree Data
3
Soil Degree Data
4
0.05
0.00
6/5 6/19 7/3 7/17 7/31 8/14 8/28 9/11 9/25
Historical P-day
day Accumulation
June 1 -September
September 15
Potato Crop Water Use
Late Planting
0.30
inch/day
0.25
0.20
0.15
'99-'10 Avg
0.10
2011
0.05
720
700
680
660
640
620
600
580
560
540
520
0.00
NOAA
AgriMet
87 88 89 90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10
6/5 6/19 7/3 7/17 7/31 8/14 8/28 9/11 9/25
KBREC
Total P-Day
Day Accumulation
Estimated Emergence - August 10
Actual Water Use:
Inches
Planting Date:
Early
Late
500
Last 3 days:
0.71
0.71
400
Last 7 days:
1.57
1.57
Last 14 days:
3.34
3.20
p-days
600
May 15
300
June 1
June 15
200
100
Estimated Water Use:
0
Next 7 days:
1.68
1.68
2007
2008
2009
2010
2011
Volume:
Issue:
Date:
3
6
August 11, 2011
Potato Bytes
Klamath Basin Research and Extension Center
6941 Washburn Way
Klamath Falls, Oregon 97603
(tel)541-883-4590
4590 (fax) 541
541-883-4596
http://oregonstate.edu/dept/kbrec
Brian A. Charlton, Research and Extension Agent -541-591-1255
Insect Trap Report
August 5 – August 11
Klamath County
TRAP
LOCATION
1
Township Rd.
2
Casebeer Rd.
3
Hwy. 39 - Henley
4
Hwy. 39 - Merrill
5
Anderson Rd.
6
Payger Rd.
7
N. Malin Rd.
8
Morelock Rd.
9
Springlake Rd.
Modoc and Siskiyou
1
Co. Rd. 110
2
Frog Pond
3
S.W. Sump
4
Copic Bay
5
Co. Rd. 102
6
L. of Nations
Aphid Traps
1
Running Y
2
Lower Lake - North
3
Lower Lake - South
4
West Malin
5
Malin – Turkey Hill
6
East Malin
7
South Poe Valley
8
Bonanza
9
Yonna Valley
10
Henley
11
Henley
PTW
BLH
ALH
PSY
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
0
0
0
68
2
4
2
0
34
10
8
0
0
0
0
0
0
0
0
0
0
7
17
15
2
11
6
Other
0
30
5
0
9
13
202
NA
15
233
NA
0
0
0
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
Potato GPA
0
0
145
34
4
0
0
0
3
1
17
5
36
12
NA
NA
2
0
31
36
NA
NA
PTW: Potato Tuberworm
BLH: Beet Leafhoppers
ALH: Aster Leafhoppers
PSY: Psyllid
Volume:
Issue:
Date:
3
6
August 11, 2011
Potato Bytes
Klamath Basin Research and Extension Center
6941 Washburn Way
Klamath Falls, Oregon 97603
(tel)541-883-4590
4590 (fax) 541
541-883-4596
http://oregonstate.edu/dept/kbrec
Brian A. Charlton, Research and Extension Agent -541-591-1255
Soil Degree-Day Accumulation -- KBREC and IREC 201
2011
For Root-knot
knot nematode control, Vydate applications should begin at 800 degree
degree-days
days (DD5C).
To estimate that date, add the number of Total degree
degree-days
days "Total" on the day you planted
to 800. Where that value occurs in the "Total" column estimates the date on which 800 DD5C
will occur in that field. It is recommended that applications continue every 14 days until harvest.
For Stubby-root
root nematode control, Vydate applications should begin at 0 degree-days
days (at planting)
and followed by an application at the first full irrigation following emergence. An additional
application is recommended at 800 degree
degree-days (DD5C).
KBREC DD5C
Date
4/15/11
4/16/11
4/17/11
4/18/11
4/19/11
4/20/11
4/21/11
4/22/11
4/23/11
4/24/11
4/25/11
4/26/11
4/27/11
4/28/11
4/29/11
4/30/11
5/1/11
5/2/11
5/3/11
5/4/11
5/5/11
5/6/11
5/7/11
5/8/11
5/9/11
5/10/11
Daily
1.4
2.3
3.2
3.1
2.5
2.1
1.5
1.7
2.1
2.8
2.9
2.4
3.3
3.1
1.9
1.9
3.1
4.3
4.1
4.9
5.4
5.4
5.1
4.4
3.4
4.6
Total
1.4
3.6
6.8
9.9
12.4
14.5
16.1
17.8
19.8
22.6
25.6
28.0
31.2
34.3
36.2
38.1
41.2
45.5
49.6
54.5
59.9
65.3
70.4
74.8
78.2
82.7
Daily
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
IREC DD5C
KBREC DD5C
IREC DD5C
Total
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
Daily Total
5.7
88.4
Daily
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
Date
5/11/11
5/12/11
5/13/11
5/14/11
5/15/11
5/16/11
5/17/11
5/18/11
5/19/11
5/20/11
5/21/11
5/22/11
5/23/11
5/24/11
5/25/11
5/26/11
5/27/11
5/28/11
5/29/11
5/30/11
5/31/11
6/1/11
6/2/11
6/3/11
6/4/11
6/5/11
6.5
94.9
6.7
6.1
4.2
3.6
4.0
4.2
5.6
7.2
8.5
7.9
7.3
6.6
6.0
4.7
7.3
6.0
6.4
6.6
6.5
5.5
6.0
7.0
7.2
8.0
101.6
107.7
112.0
115.6
119.6
123.8
129.4
136.6
145.1
153.1
160.4
166.9
173.0
177.7
185.0
191.0
197.4
204.1
210.6
216.0
222.1
229.1
236.3
244.3
Total
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
Date
6/6/11
6/7/11
6/8/11
6/9/11
6/10/11
6/11/11
6/12/11
6/13/11
6/14/11
6/15/11
6/16/11
6/17/11
6/18/11
6/19/11
6/20/11
6/21/11
6/22/11
6/23/11
6/24/11
6/25/11
6/26/11
6/27/11
6/28/11
6/29/11
6/30/11
7/1/11
KBREC DD5C
IREC DD5C
Daily
9.2
9.6
10.5
11.2
12.8
11.7
11.2
12.8
13.1
13.3
12.9
13.3
12.9
12.8
14.0
14.8
14.6
15.4
14.8
14.8
15.6
16.4
14.9
12.6
11.7
12.3
Daily
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
Total
253.5
263.1
273.5
284.8
297.6
309.3
320.5
333.2
346.4
359.6
372.5
385.8
398.7
411.5
425.5
440.3
454.9
470.3
485.1
500.0
515.6
532.0
546.8
559.4
571.1
583.4
Total
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
Date
7/2/11
7/3/11
7/4/11
7/5/11
7/6/11
7/7/11
7/8/11
7/9/11
7/10/11
7/11/11
7/12/11
7/13/11
7/14/11
7/15/11
7/16/11
7/17/11
7/18/11
7/19/11
7/20/11
7/21/11
7/22/11
7/23/11
7/24/11
7/25/11
7/26/11
7/27/11
KBREC DD5C
IREC DD5C
Daily
14.6
15.8
16.5
16.7
15.9
16.4
15.8
16.1
15.6
14.3
13.6
13.4
12.4
12.4
12.6
12.1
12.2
11.8
11.4
10.8
10.5
10.6
11.1
11.7
12.3
11.5
Daily
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
Total
598.0
613.8
630.3
647.0
662.9
679.3
695.1
711.2
726.7
741.0
754.6
768.0
780.4
780.4
793.0
805.1
817.3
829.1
840.5
851.4
861.9
872.5
883.6
895.3
907.6
919.0
Total
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
Volume:
Issue:
Date:
3
6
August 11, 2011
Potato Bytes
Klamath Basin Research and Extension Center
6941 Washburn Way
Klamath Falls, Oregon 97603
(tel)541-883-4590
4590 (fax) 541
541-883-4596
http://oregonstate.edu/dept/kbrec
Brian A. Charlton, Research and Extension Agent -541-591-1255
Date
7/28/11
7/29/11
7/30/11
7/31/11
8/1/11
8/2/11
8/3/11
8/4/11
8/5/11
8/6/11
8/7/11
8/8/11
8/9/11
8/10/11
8/11/11
8/12/11
KBREC DD5C
IREC DD5C
Daily Total
Daily Total
12.3
942.6
NA
NA
12.9
955.5
NA
NA
13.3
968.8
NA
NA
13.3
982.1
NA
NA
13.0
995.0
NA
NA
12.2
1007.3 NA
NA
12.0
1019.3 NA
NA
12.0
1031.3 NA
NA
12.6
1043.9 NA
NA
12.8
1056.7 NA
NA
12.6
1069.3 NA
NA
12.8
1082.1 NA
NA
12.3
1094.4 NA
NA
11.2
1105.6 NA
NA
11.0
1116.6 NA
NA
11.1
1127.6 NA
NA
Potato Bytes published by: Brian A. Charlton, Research and Extension Agent 541-591-1255
If you cannot reach Brian, call Darrin Culp, Fac. Res. Asst 541
541-539--0176
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