Massachusetts ; 



Agricultural Experiment Station I 



I 



CONTROL SERIES BULLETIN No. 90 NOVEMBER, 1937 ; 



Inspection of Commercial 

 Fertilizers 



By H. D. Haskins 



This is the sixty-fourth report of the Massachusetts Fertilizer Con- 

 trol made in accordance with Chapter 94, Sections 250 to 261, inclusive, 

 of Massachusetts General Laws 1920, as amended by Chapter 67, Acts 

 of 1933. 



Massachusetts State College 

 Amherst, Mass. 



