Rhode Island Apple IPM
1997 - Current Pest Report - European
apple sawfly
Tree stage:
4/16/97 half inch green
4/23/97 tight cluster
4/30/97 open cluster
5/5/97 pink
5/8/97 King bloom
5/12/97 Bloom
5/15/97 late bloom
5/18/97 petal fall
European apple sawfly trap captures
Threshold = 9 per trap if no prebloom insecticide; 5 per
trap if applied prebloom insecticide
|
orchard |
5/8/97 |
5/13/97 |
5/15/97 |
5/21/97 |
|
1 |
5.5/trap |
100/trap | ||
|
2 |
0/trap |
.4/trap | ||
|
3 |
1.4/trap | 14/trap | ||
|
4 |
0/trap |
14.7/trap | ||
|
5 |
4/trap | |||
|
6 |
2.3/trap | |||
|
7 |
||||
|
8 |
.25/trap |
130/trap | ||
|
9 |
39/trap |
bla |
