May 15, 2000 Volume 9 No. 9 Update on Pest Management and Crop Development
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Current DD accumulations |
43°F |
50°F |
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(Geneva 1/1-5/15): |
549 |
298 |
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(Geneva 1999 1/1-5/15): |
419 |
205 |
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(Geneva "Normal" 1/1-5/15): |
433 |
216 |
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(Highland 1/1-5/15): |
684 |
379 |
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Coming Events: |
Ranges: |
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American plum borer 1st flight peak |
360-962 |
134-601 |
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Codling moth 1st catch |
273-805 |
141-491 |
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European red mite 1st summer eggs |
448-559 |
235-320 |
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Lesser peachtree borer 1st catch |
224-946 |
110-553 |
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Pear psylla hardshell present |
463-651 |
259-377 |
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Mirid bugs hatch complete |
532-720 |
252-390 |
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Redbanded leafroller 1st flight subsides |
518-1104 |
255-658 |
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San Jose scale 1st flight peak |
457-761 |
229-449 |
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McIntosh at fruit set |
467-648 |
242-339 |
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Phenologies |
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(Geneva): Apple (McIntosh): |
Petal Fall |
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Apple (Red Delicious): |
Petal Fall |
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Pear (Bartlett): |
Fruit Set |
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Tart Cherry (Montmorency): |
Fruit 10 mm |
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Sweet Cherry: |
Fruit 10 mm |
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Peach: |
Fruit Set, shucks off |
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(Highland): Apple (McIntosh): |
Fruit 10 mm |
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Peach: |
Fruit Set, shucks off |
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Geneva |
5/4 |
5/8 |
5/11 |
5/15 |
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Redbanded Leafroller |
5.0 |
6.1 |
7.5 |
1.0 |
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Spotted Tentiform Leafminer |
413 |
392 |
247 |
92.6 |
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Oriental Fruit |
96.5* |
73.8 |
33.7 |
35.9 |
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Lesser Appleworm |
9.7* |
81.5 |
56.7 |
27.1 |
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San Jose Scale |
0.0 |
0.3* |
4.0 |
0.6 |
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American Plum Borer |
- |
0.3* |
0.5 |
0.4 |
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Highland (Dick Straub, Peter Jentsch): |
4/24 |
5/1 |
5/8 |
5/15 |
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Redbanded Leafroller |
11.2 |
5.9 |
6.5 |
1.3 |
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Spotted Tentiform Leafminer |
20.1 |
9.9 |
31.1 |
4.9 |
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Oriental Fruit |
- |
0.0 |
13.5 |
6.4 |
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Codling Moth |
- |
0.0 |
0.1* |
0.9 |
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San Jose Scale |
- |
- |
0.0 |
0.0 |
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Pear Psylla (eggs/50 leaves) |
- |
- |
0.0 |
0.0 |
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Pear Psylla (nymphs/50 leaves) |
3.0 |
0.0 |
22.0 |
2.5 |
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Lesser Peachtree Borer |
- |
- |
0.0 |
0.3* |
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* = 1st catch |
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Geneva: |
Mullein Plant Bug nymphs present |
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Highland: |
1st Lesser Peachtree Borer trap catch High numbers of European Red Mite observed Plum Curculio damage to pear and apple observed |