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Rhode Island Apple
IPM
2002 - Current Pest Report - European Apple Sawfly
(set up traps at pink)
Tree stage:
3/31/02 - green tip
4/13/02 - half inch green
4/15/02 - tight cluster
4/18/02 - pink
4/20/02 - bloom
5/6/02 - petal fall
5/20/02 - First see trail on fruit caused by European
apple sawfly larva
European apple sawfly trap captures
(trap captures are not cumulative)
**Threshold = 9/trap if no prebloom insecticide; 5/ trap if applied prebloom
insecticide**
| orchard |
4/26/02 |
5/6/02 |
5/10/02 |
5/15/02 |
| East Farm |
3/ trap |
3/ trap |
|
7/ trap* |
| Elwood O. |
|
3/ trap |
|
|
| Steere |
0/ trap |
|
19/ trap* |
|
| Sweet B. Farm |
|
|
|
0/ trap |
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* Above threshold
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