Third-level, High Tree Density 



^ — 



l-Jul 



1997 



1998 



-1999 



2.Sep 



"1 



I 0.2 



First-level, Medium Tree Density 



12.AU9 



1997 



1998 



-1999 



First-level, High Tree Den sity 



■ - 1997 



1998 



Figure 5. In 1997, 1998, and 1999, abundance to A. fallacis mite predators on outer trees of center row of third- 

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

 first-level IPM blocks (in which no releases of T pyri were made). 



Fruit Notes, Volume 65. 2000 



11 



