July 10, 2000 Volume 9 No. 17 Update on Pest Management and Crop Development
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Current DD accumulations |
43°F |
50°F |
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(Geneva 1/1-7/10): |
1656 |
1014 |
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(Geneva 1999 1/1-7/10): |
1778 |
1183 |
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(Geneva "Normal" 1/1-7/10): |
1616 |
1107 |
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(Highland 1/1-7/10): |
1912 |
1230 |
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Coming Events: |
Ranges: |
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American plum borer 2nd flight begins |
906-1876 |
973-1337 |
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Dogwood borer peak catch |
1551-1952 |
986-1306 |
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Apple maggot 1st catch |
1045-1671 |
629-1078 |
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Apple maggot 1st oviposition |
1566-2200 |
1001-1575 |
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Obliquebanded leafroller 1st flight subsides |
1420-2452 |
899-1790 |
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Oriental fruit moth 2nd flight begins |
1152-1819 |
772-1215 |
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Peachtree borer peak flight |
864-2241 |
506-1494 |
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San Jose scale 2nd flight begins |
1449-1975 |
893-1407 |
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Geneva |
6/26 |
6/29 |
7/10 |
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Redbanded Leafroller |
0.0* |
0.5 |
0.6 |
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Spotted Tentiform Leafminer |
378 |
399 |
364 |
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Oriental Fruit Moth |
1.0 |
1.5 |
1.0 |
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Lesser Appleworm |
1.3 |
1.0 |
3.5 |
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Codling Moth |
5.3 |
13.7 |
5.5 |
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San Jose Scale |
0.0 |
0.3 |
0.0 |
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Pandemis Leafroller |
0.3 |
0.2 |
0.0 |
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American Plum Borer |
0.4 |
0.2 |
0.1 |
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Lesser Peachtree Borer |
3.0 |
5.5 |
5.5 |
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Peachtree Borer |
0.1* |
0.3 |
0.5 |
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Obliquebanded Leafroller |
4.1 |
2.0 |
3.4 |
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Apple Maggot |
0.0 |
0.0 |
0.0 |
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Dogwood Borer |
0.1 |
0.3 |
0.6 |
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Highland (Dick Straub, Peter Jentsch): |
6/26 |
7/3 |
7/10 |
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Redbanded Leafroller |
0.6* |
0.9 |
0.6 |
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Spotted Tentiform Leafminer |
49.6 |
42.5 |
42.4 |
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Oriental Fruit Moth |
0.0 |
0.4 |
0.2 |
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Codling Moth |
4.7 |
3.6 |
0.5 |
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Pear Psylla (eggs/leaf) |
1.8 |
0.4 |
0.0 |
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Pear Psylla (nymphs/leaf) |
2.2 |
0.4 |
0.0 |
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Lesser Peachtree Borer |
0.3 |
0.3 |
0.9 |
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Lesser Appleworm |
0.0 |
0.4 |
0.1 |
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Dogwood Borer |
0.0 |
0.0 |
0.1 |
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American Plum Borer |
0.3 |
0.1 |
0.7 |
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Obliquebanded Leafroller |
0.5 |
0.6 |
0.6 |
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Tufted Apple Budmoth |
1.1 |
0.0 |
0.1 |
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Variegated leafroller |
- |
- |
0.2* |
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* = 1st catch |
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Geneva: |
Codling Moth flight began 5/19; DD50 since then = 688 Lesser appleworm 2nd flight began this week |
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Highland: |
Codling Moth flight began 5/8; DD50 since then = 1238 Obliquebanded Leafroller flight began 6/5. Degree days (base 43°F) since then = 884 Spotted Tentiform Leafminer 2nd flight began 6/12. DD43 sincethen = 725 Leafhopper numbers high, hopperburn apparent. |
