BULLETIN No. ( 19. DECEMBER, I 907. 



MASSACHUSETTS 



AGRICULTURAL EXPERIMENT 



STATION. 



INSPECTION OF 



COMMERCIAL FERTILIZERS 



BY 



H. D. HASKINS, E. T. LADD and W. E. DICKINSON 



This bulletin contains the chemical analyses of licensed 

 commercial fertilizers sold in Massachusetts during the 

 past season. The details of the inspection are explained 

 and discussed, deductions are drawn and a summary shows 

 the general condition of the fertilizer industry as regards 

 composition of the various brands. The comparative stand- 

 ing of the several firms is shown as based on results of the 

 inspection. 



Requests for bulletins should be addressed to the 



Agricultural Experiment Station, 



Amherst, Mass. 



