10- 



Control 



Treatment 



o 



J- 

 a. 



OJ 



H 5_. 



2: 



zs 



_L 



P 12 3 4 5 



WEEKS 



Comparison of the control with treatment 2, PP199 

 at .02% in the 1976 acaricide evaluations. 



Figure 36 , 



