INSPECTION OF COMMERCIAL FERTILIZERS 



15 





a, 0) 

 li 

 II 



H N N 



ill 



<D 0) 0) 



>>> 



PhPh 

 oo 



■ft 



-* o o o 



•S-^ 22 



•OTJ 0000 



£2 



^^ 



^^ 



W-Ht- Nt)i rH Tjiin C0>O iO-f Tf 



2S 





CO N rt NtO 



0) a; 

 o o 



