Massachusetts 

 Agricultural Experiment Station 



CONTROL SERIES BULLETIN NO. 105 OCTOBER, 1940 



Inspection of Commercial 

 Fertilizers 



By Philip H. Smith and J. W. kuzmeski 



This is the sixty-seventh report of the Massachusetts Fertilizer Control 

 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. 



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