1997 – Current Pest Report – Apple maggot fly

Apple maggot flies caught on unbaited, sticky red spheres
Recorded number of AMF caught per number of traps in block.
The numbers are not cummulative.

Threshold = 2 AMF per trap

orchard 7/3/97 7/7/97 7/14/97 7/21/97 7/28/97 8/4/97 8/11/97 8/26/97
1 1 /6 traps 20 /6 traps 5 /6 traps 36 /6 traps 61 /6 traps 103/6 traps 160/6 traps
2 1 /5 traps 0 /5 traps 0 /5 traps 3 /5 traps 2 / 5 traps 4 / 5 traps 6 /5 traps
3 0 /4 traps 1 /4 traps 1 /4 traps 14 /5 traps 13 / 5 traps 9 /5 traps
4 0 /4 traps 1 /4 traps 1 /4 traps 2 /4 traps 0 / 4 traps 1 / 4 traps 2 /4 traps
5 0 /4 traps 3 /5 traps – 10 /6 traps 7 /6 traps 17 / 6 traps 20 /6 traps
6 5 /4 traps 5 /4 traps 2 /4 traps 25 /5 traps 53 /5 traps 22 / 5 traps 12 /5 traps
7 0 /4 traps 1 /4 traps 1 /4 traps 29 /4 traps 85 / 4 traps 95 /4 traps
8 2 /5 traps 4 /6 traps 1 /5 traps 1 /4 traps 14 /6 traps 13 / 6 traps 6 / 6 traps
9 2 /6 traps 2 /6 traps 0 /7 traps 3 /6 traps 12 /6 traps 12 / 3 traps 8 /6 traps
10 4 /4 traps 5 /2 traps 25 /5 traps 36 / 5 traps 8 /4 traps
11 2 /4 traps 0 /4 traps 1 /4 traps 4 / 4 traps 2 /4 traps
12 5 /5 traps 2 /5 traps 21 /5 traps 31 /5 traps 31 / 5 traps 14 /5 traps

During the week of September 1, traps were checked at grower #1 and grower #7.
Grower #1: 60 AMF / 5 traps
Grower #7: 21 AMF / 1 trap