CALCIUM ARSENATES AND ARSENITES. 93 



Safety Lines for Spraying with Pure Acid Calcium Arsenate. 

 AB, clear weather; CD, cloudy weather. 



^'n A An 



9i- 



Fig. 1. — Apple. 



Fig. 2. — Pear. 



, ^0 TO to IP 



1 



ts; 7.1- 



jD b 



Fig. 3. — Cherry. 



Fig. 4. — Plum. 







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Fig. 5. — Peach. 



Fig. 6. —Elm. 



