July 31, 2000 Volume 9 No. 22 Update on Pest Management and Crop Development
|
|
|
Current DD accumulations |
43°F |
50°F |
|
(Geneva 1/1-8/14): |
2549 |
1662 |
|
(Geneva 1999 1/1-8/14): |
2764 |
1924 |
|
(Geneva "Normal" 1/1-8/14): |
2543 |
1806 |
|
Coming Events: |
Ranges: |
|
|
American plum borer 2nd flight peaks |
1648-2612 |
1037-1840 |
|
Apple maggot flight peaks |
2033-2843 |
1387-1953 |
|
Comstock mealybug 2nd gen crawlers emerging |
2106-2768 |
1447-1924 |
|
Obliquebanded leafroller 2nd flight peaks |
2634-3267 |
1789-2231 |
|
Oriental fruit moth 3rd flight begins |
2172-2956 |
1448-2013 |
|
Redbanded leafroller 3rd flight begins |
2389-3113 |
1722-2209 |
|
San Jose scale 2nd flight peaks |
1934-2591 |
1271-1874 |
|
Spotted tentiform leafminer 3rd flight peaks |
2415-3142 |
1728-2231 |
|
Geneva |
8/3 |
8/7 |
8/11 |
8/14 |
|
Redbanded Leafroller |
0.3 |
0.1 |
0.1 |
0.5 |
|
Spotted Tentiform Leafminer |
51.3 |
43.4 |
133 |
184 |
|
Oriental Fruit Moth |
1.0 |
1.6 |
2.3 |
3.0 |
|
Lesser Appleworm |
1.5 |
0.9 |
2.0 |
2.8 |
|
Codling Moth |
6.5 |
18.3 |
13.4 |
1.7 |
|
San Jose Scale |
2.7 |
4.5 |
1.3 |
3.0 |
|
American Plum Borer |
0.5 |
0.6 |
0.4 |
0.7 |
|
Lesser Peachtree Borer |
1.5 |
0.0 |
0.9 |
0.2 |
|
Peachtree Borer |
1.7 |
1.3 |
1.0 |
1.3 |
|
Obliquebanded Leafroller |
0.0 |
0.1 |
0.5 |
0.0 |
|
Apple Maggot |
0.0 |
0.0 |
0.1 |
0.0 |
|
Dogwood Borer |
0.0 |
0.0 |
0.0 |
0.0 |
|
Highland (Dick Straub, Peter Jentsch): |
7/17 |
7/24 |
7/31 |
8/14 |
|
Redbanded Leafroller |
0.0 |
0.1 |
0.0 |
0.1 |
|
Spotted Tentiform Leafminer |
17.6 |
4.8 |
94.4 |
117.1 |
|
Oriental Fruit Moth |
0.0 |
0.2 |
<0.1 |
0.3 |
|
Codling Moth |
0.7 |
1.6 |
1.1 |
2.1 |
|
Sparganothis Fruitworm |
0.6 |
0.0 |
0.0 |
0.0 |
|
Apple Maggot |
0.0 |
0.0 |
0.2 |
0.1 |
|
Lesser Peachtree Borer |
1.7 |
1.9 |
2.2 |
1.7 |
|
Lesser Appleworm |
0.5 |
0.1 |
0.0 |
0.9 |
|
Dogwood Borer |
0.0 |
0.0 |
0.2 |
0.2 |
|
American Plum Borer |
0.6 |
0.1 |
0.7 |
1.2 |
|
Obliquebanded Leafroller |
0.0 |
0.0 |
0.0 |
0.0 |
|
Tufted Apple Budmoth |
0.0 |
0.0 |
0.0 |
0.0 |
|
Variegated leafroller |
0.1 |
0.0 |
0.0 |
0.3 |
| * = 1st catch |
|
|
Geneva: |
Codling Moth flight began 5/19. DD50 since then = 1336. |
|
Highland: |
Stinkbugs present on apple. Leafhopper numbers are increasing. European Red Mite at or above threshold. Apple Maggot trap catch is increasing but little damage has been observed as yet. |
