IV. CoMriLATIOX OF ANALYSES MADE AT AmHERST, 



Mass., of Agricultural Chemicals axd Refuse 

 Materials used for Fertilizing Purposes. 



Prepared by C. S. Crocker. 



[As the basis of valuation changes from year to year, no valuation is stated.] 



1868-1893. 



This compilation does not include the analyses made of licensed fertilizers. They 

 are to be found in the reports of the State Inspector of Fertilizers from 1873 to 1892, 

 contained in the reports of the Secretary of the Massachusetts State Board of Agri- 

 culture for those vears. C. A. G. 



