Third-level, Medium Tree Density 



12-Aug 



1997 



1998 



-1999 



Third-level, High Tree Density 



12-Aug 



1997 



1998 



■1999 



First-level, Medium Tree Density 



12-Aug 



1997 1998 



-1999 



First-level, High Tree Den sity 



12-Aug 



2-Sep 



I ! 



Figure 2. In 1997, 1998, and 1999, abundance to T- pyn mite predators on outer trees of center row of third-level 

 IPM blocks (in which T pvn were released on center trees in mid-May 1997) and outer trees of center row of first- 

 level 1PM blocks (in which no releases of T. pyn were made). 



Fruit Notes. Volume 65. 2000. 



