Massachusetts 

 Agricultural Experiment Station 



CONTROL SERIES BULLETIN No. 69 NOVEMBER, 1933 



Inspection of Commercial 

 Fertilizers 



By H. D. Haskins 



This is the sixtieth report of the Massachusetts Fertilizer Control 

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

 Massachusetts General Laws 1920. 



Massachusetts State College 

 Amherst, Mass. 



