May 22th, 2000 Volume 9 No. 10Update on Pest Management and Crop Development
|
|
|
Current DD accumulations |
43°F |
50°F |
|
(Geneva 1/1-5/22): |
616 |
328 |
|
(Geneva 1999 1/1-5/22): |
546 |
287 |
|
(Geneva "Normal" 1/1-5/22): |
539 |
282 |
|
(Highland 1/1-5/22): |
767 |
422 |
|
Coming Events: |
Ranges: |
|
|
American plum borer 1st flight peak |
360-962 |
134-601 |
|
Codling moth 1st flight peak |
547-1326 |
307-824 |
|
European red mite summer eggs hatch |
773-938 |
442-582 |
|
Lesser peachtree borer 1st catch |
224-946 |
110-553 |
|
Mirid bugs hatch complete |
532-720 |
252-390 |
|
Obliquebanded leafroller 1st catch |
686-1104 |
392-681 |
|
Pandemis leafroller 1st catch |
749-829 |
423-488 |
|
Pear psylla hardshell present |
463-651 |
259-377 |
|
Plum curculio oviposition scars present |
448-670 |
232-348 |
|
San Jose scale 1st flight peak |
457-761 |
229-449 |
|
Geneva |
5/11 |
5/15 |
5/18 |
5/22 |
|
Redbanded Leafroller |
7.5 |
1.0 |
0.0 |
0.1 |
|
Spotted Tentiform Leafminer |
247 |
92.6 |
55.2 |
18.8 |
|
Oriental Fruit Moth |
33.7 |
35.9 |
51.2 |
4.2 |
|
Lesser Appleworm |
56.7 |
27.1 |
75.7 |
4.2 |
|
San Jose Scale |
4.0 |
0.6 |
2.3 |
0.5 |
|
American Plum Borer |
0.5 |
0.4 |
0.3 |
0.0 |
|
Codling Moth |
- |
- |
0.7* |
1.5 |
|
Pandemis Leafroller |
- |
- |
0.0 |
0.0 |
|
Lesser Peachtree Borer |
- |
- |
0.0 |
0.0 |
|
Peachtree Borer |
- |
- |
0.0 |
0.0 |
|
Highland (Dick Straub, Peter Jentsch): |
5/1 |
5/8 |
5/15 |
5/22 |
|
Redbanded Leafroller |
5.9 |
6.5 |
1.3 |
0.6 |
|
Spotted Tentiform Leafminer |
9.9 |
31.1 |
4.9 |
1.2 |
|
Oriental Fruit Moth |
0.0 |
13.5 |
6.4 |
1.1 |
|
Codling Moth |
0.0 |
0.1* |
0.9 |
0.9 |
|
San Jose Scale |
- |
0.0 |
0.0 |
0.0 |
|
Pear Psylla (eggs/50 leaves) |
- |
0.0 |
0.0 |
5.0 |
|
Pear Psylla (nymphs/50 leaves) |
0.0 |
22.0 |
2.5 |
0.0 |
|
Lesser Peachtree Borer |
- |
0.0 |
0.3* |
0.1 |
|
* = 1st catch |
|
Geneva: |
Codling Moth flight began 5/18. Obliquebanded Leafroller pupae present |
|
Highland: |
2nd generation Pear Psylla adults laying eggs on Bartlett pear |