August 28, 2000 Volume 9 No. 24 Update on Pest Management and Crop Development
|
|
|
Current DD accumulations |
43°F |
50°F |
|
(Geneva 1/1-8/28): |
2851 |
1867 |
|
(Geneva 1999 1/1-8/28): |
3114 |
2176 |
|
(Geneva "Normal" 1/1-8/28): |
2898 |
2066 |
|
(Highland 1/1-8/28): |
3191 |
2167 |
|
Coming Events: |
Ranges: |
|
|
Codling moth 2nd flight subsides |
2518-3693 |
1705-2635 |
|
Obliquebanded leafroller 2nd flight peaks |
2634-3267 |
1789-2231 |
|
Oriental fruit moth 3rd flight peaks |
2389-3466 |
1660-2402 |
|
Peachtree borer flight subsides |
2230-3255 |
1497-2309 |
|
Redbanded leafroller 3rd flight begins |
2389-3113 |
1722-2209 |
|
Redbanded leafroller 3rd flight peaks |
2514-3285 |
1818-2625 |
|
San Jose scale 2nd flight subsides |
2494-3582 |
1662-2477 |
|
Spotted tentiform leafminer 3rd flight peaks |
2415-3142 |
1728-2231 |
|
Geneva |
8/14 |
8/21 |
8/24 |
8/28 |
|
Redbanded Leafroller |
0.5 |
0.0 |
0.2 |
0.1 |
|
Spotted Tentiform Leafminer |
184 |
165 |
114 |
346 |
|
Oriental Fruit Moth |
3.0 |
5.2 |
5.0 |
2.1 |
|
Lesser Appleworm |
2.8 |
3.4 |
5.8 |
4.0 |
|
Codling Moth |
1.7 |
3.1 |
3.2 |
2.0 |
|
San Jose Scale |
3.0 |
- |
1.0 |
0.8 |
|
American Plum Borer |
0.7 |
0.9 |
0.3 |
0.0 |
|
Lesser Peachtree Borer |
0.2 |
0.5 |
0.7 |
0.5 |
|
Peachtree Borer |
1.3 |
0.4 |
0.3 |
1.3 |
|
Obliquebanded Leafroller |
0.0 |
0.1 |
0.2 |
0.3 |
|
Apple Maggot |
0.0 |
0.0 |
0.1 |
0.0 |
|
Highland (Dick Straub, Peter Jentsch): |
7/31 |
8/14 |
8/21 |
8/28 |
|
Redbanded Leafroller |
0.0 |
0.1 |
1.6 |
3.0 |
|
Spotted Tentiform Leafminer |
94.4 |
117.1 |
77.2 |
145.1 |
|
Oriental Fruit Moth |
<0.1 |
0.3 |
0.0 |
0.0 |
|
Codling Moth |
1.1 |
2.1 |
1.6 |
0.6 |
|
Sparganothis Fruitworm |
0.0 |
0.0 |
- |
- |
|
Apple Maggot |
0.2 |
0.1 |
0.4 |
0.2 |
|
Lesser Peachtree Borer |
2.2 |
1.7 |
1.5 |
0.9 |
|
Lesser Appleworm |
0.0 |
0.9 |
10.2 |
7.6 |
|
Dogwood Borer |
0.2 |
0.2 |
0.2 |
0.1 |
|
American Plum Borer |
0.7 |
1.2 |
1.0 |
0.7 |
|
Obliquebanded Leafroller |
0.0 |
0.0 |
1.6 |
1.1 |
|
Tufted Apple Budmoth |
0.0 |
0.0 |
0.0 |
0.0 |
|
Variegated leafroller |
0.0 |
0.3 |
0.2 |
0.6 |
|
Geneva: |
Spotted Tentiform Leafminer 3rd flight trap increasing. |
|
Highland: |
Apple Maggot damage apparent in untreated blocks. Early stage Leafhopper nymphs present on Red Delicious. Codling Moth and Leafroller feeding damage high in untreated blocks. |