-8- 



Table 2. Percent insect injured fruit in 

 on-tree surveys of 48 IPM commercial orchard 

 blocks. 1983^ 



Insect pest 



Tarnished plant bug . 2.52 



San Jose Scale 0.49 



European apple sawfly 0.41 



Fruitworms 0.38 



Plum curculio 0.17 



Leafrollers 0.07 



Apple maggot 0.03 



Codling moth 0.00 



Total Injury - Direct Pests 4.07 



White afple leafhopper 0.22 



Sooty mold 1.06 



Total Injury - Indirect Pests 1.28 



■^Data from 38 blocks receiving private IPM 

 scouting/consultant services from New 

 England Fruit Consultants, Mr. Glenn Morin 

 and Dr. Roberta Spitko. Samples consisted 

 of 50 fruits per tree on 6-16 trees per 

 block . 



Data from 10 other commercial blocks 

 collected by Extension IPM staff. Samples 

 consisted of 100 fruits per tree on 4-10 

 trees per block. 



