July 23th, 2001 Volume 10 No.19 Update on Pest Management and Crop Development
|
|
|
Current DD accumulations |
43° |
50°F |
|
(Geneva 1/1-7/23): |
1982 |
1323 |
|
(Geneva 1/1-7/23/2000): |
1958 |
1226 |
|
(Geneva "Normal"): |
1972 |
1365 |
|
(Highland 1/1-7/23): |
2249 |
1542 |
|
(Hudson 1/1-7/23): |
2060 |
1375 |
|
Coming Events: |
Ranges: |
|
|
American plum borer 2nd flight peak |
1648-2688 |
1037-1840 |
|
Apple maggot oviposition punctures present |
1566-2200 |
1001-1575 |
|
Codling moth 2nd flight begins |
1355-2302 |
864-1549 |
|
Comstock mealybug 1st flight subsides |
1668-2245 |
1101-1450 |
|
Obliquebanded leafroller 2nd flight begins |
2124-3040 |
1412-2076 |
|
Oriental fruit moth 2nd flight subsides |
1806-2783 |
1164-1963 |
|
Redbanded leafroller 2nd flight peak |
1479-2443 |
952-1698 |
|
San Jose scale 2nd flight peak |
1934-2591 |
1271-1874 |
|
Spotted tentiform leafminer 2nd flight subsides |
1773-2514 |
1148-1818 |
TRAP CATCHES (Number/trap/day)
|
Geneva |
7/13 |
7/16 |
7/19 |
7/23 |
|
Redbanded Leafroller |
0.5 |
0.3 |
0.3 |
0.3 |
|
Spotted Tentiform Leafminer |
400 |
191 |
210 |
200 |
|
Oriental Fruit Moth |
8.4 |
4.7 |
7.8 |
4.3 |
|
Lesser Appleworm |
9.5 |
10.3 |
12.5 |
5.1 |
|
Codling Moth |
2.6 |
1.0 |
2.0 |
1.3 |
|
San Jose Scale |
0.1 |
0.5 |
0.2 |
11.5* |
|
American Plum Borer |
0.6 |
0.2 |
- |
0.2 |
|
Lesser Peachtree Borer |
2.1 |
7.0 |
- |
3.4 |
|
Peachtree Borer |
0.3 |
1.0 |
- |
0.9 |
|
Dogwood Borer |
2.0 |
0.0 |
0.0 |
0.0 |
|
Obliquebanded Leafroller |
0.0 |
0.2 |
0.0 |
0.0 |
|
Apple Maggot |
0.3 |
0.3 |
0.2 |
0.7 |
|
Highland (Dick Straub, Peter Jentsch): |
7/2 |
7/9 |
7/16 |
7/23 |
|
Redbanded Leafroller |
4.0 |
1.4 |
1.7 |
2.1 |
|
Spotted Tentiform Leafminer |
44.5 |
33.8 |
40.7 |
48.6 |
|
Oriental Fruit Moth |
0.4 |
0.7 |
0.6 |
0.4 |
|
Codling Moth |
2.7 |
1.4 |
0.3 |
0.9 |
|
Lesser Appleworm |
0.5 |
0.5 |
0.5 |
1.0 |
|
Variegated Leafroller |
0.7 |
0.4 |
0.1 |
0.1 |
|
Obliquebanded Leafroller |
0.5 |
0.6 |
0.0 |
0.2 |
|
Tufted Apple Budmoth |
0.0 |
0.0 |
0.0 |
0.0 |
|
Apple Maggot |
0.1 |
0.3 |
1.1 |
0.5 |
|
Dogwood Borer |
0.0 |
0.0 |
0.0 |
0.0 |
|
Sparganothis Fruitworm |
0.0 |
0.1* |
0.0 |
0.0 |
|
Hudson (Steve McKay): |
7/2 |
7/9 |
7/16 |
7/23 |
|
American Plum Borer |
0.0 |
- |
0.0 |
0.0 |
|
Oriental Fruit Moth |
0.0 |
- |
0.0 |
0.0 |
| * = 1st catch |
|
|
Geneva: |
San Jose Scale 2nd flight beginning. |
|
Codling Moth model is at 990 DD (base 50°F); 2nd brood sprays at 1260-1370. |
|
|
Spotted Tentiform Leafminer 2nd flight began 6/14. DD (base 43°F) accumulated since then = 1049. (Resample at 840-1149 DD; see Cornell Recommends pg. 64). |
|
|
Highland: |
Apple rust mite damage observed. |
|
Codling Moth model is at 1200 DD. |
|
|
Spotted Tentiform Leafminer 2nd flight began 6/11. DD (base 43°F) accumulated since then = 1179. |
