+ - DAP 

 o - M-MAP 

 » - S-MAP 



4 5 6 7 



P2O5 Cg/ft sq> 



Figure 6.— Effect of DAP, M-MAP, and S-MAP on spread rate of excelsior. 



1 I 



450 I- 



+ - DAP 

 o - M-HAP 

 » - S-MAP 



2 3 4 5 6 7 



P2O5 Cg/sq f O 



Figure 7.— Effect of DAP, M-MAP, and S-MAP on weight loss rate of excelsior. 



8 



1 I 



15 



