Massachusetts 

 agricultural experiment station 



CONTROL SERIES BULLETIN NO. 150 JULY 1951 



Inspection of Commercial 



Fertilizers 



and 



Agricultural Lime Products 



BY FERTILIZER CONTROL SERVICE STAFF 



This is the seventy-eighth report of the Massachusetts Fertilizer Control 

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

 achusetts General Laws 1920, as amended by Chapter 67, Acts of 1933. 



UNIVERSITY OF MASSACHUSETTS 

 AMHERST, MASS. 



