>- 



3 



3 



>- 



z 



1 



0.8 

 0.6 

 0.4 

 0.2 

 



1 



08 



0.6 



5 0.4 

 a. 



u. 



3? 0.2 ■ 



GUTHtON: ALL ROWS SPRAYED 



ROW 



AVAUNT: ALL ROWS SPRAYED 





ROW 



^ 08 H 

 i 0.6 

 5 0.4 



02 







GLTTHDN: PERIMETER ROWS SPRAYED 



^ ^ 



3 5 



ROW ^ 



^ ROW 5 



Figure 3. Incidence of apple maggot injury to fruit on trees in rows 1, 3, 5 and 7 of plots receiving 

 either Guthion or Avaunt applied to all rows or only to the first two perimeter rows of apple trees in six 

 commercial orchards in MA in 2001 . 



a. 



3 



3 



3 



q: 



3 

 2- 



GUTHION; ALL ROWS SPRAYED 





ROW 

 AVAUNT: ALL ROWS SPRAYED 



ROW 



3 



3 



a. 



3 



a. 



3 - 



1 - 



4i 



a: 



3 



- 2- 



GUTHION: PERIMETER ROWS SPRAYED 



ROW 



AVAUNT: PERIMETER ROWS SPRAYED 



ROW 



Figure 4. Incidence of summer leafroller injury to fruit on trees in rows 1,3,5 and 7 of plots receiving 

 either Guthion or Avaunt applied to all rows or only to the first two perimeter rows of apple trees in six 

 commercial orchards in MA in 200 1 . 



Fruit Notes, Volume 66, 2001 



17 



