INSPECTION OF COMMERCIAL FERTILIZERS 

 AND AGRICULTURAL LIME PRODUCTS 

 FOR THE SEASON OF 1948 



By Fertilizer Control Service Staff: 



John W. Kuzmeski, Official Chemist, in Charge W. Noel Jameson, Technical Assistant 



Albert F. Spelman, Senior Chemist Joseph A. M?i>-tell, Technical Assistant 



C. Tyson SiTith, Assistant Chemist Joseph Ccntclin, Inspector 



Robert T. Wetherbee, Assistant Chemist Cora B. Grover, Senior Clerk 

 Joseph A. Bart, Junior Chemist 



PERTINENT FACTS RELATING TO MASSACHUSETTS 

 FERTILIZER LAW 



Commercial Fertilizers 



Registration is required annually en January 1. 



Registration fee is $8 for each element: nitrogen, phosphoric acid, potash, mag- 

 nesia. 

 Label must show: 



Nf t weight of fertilizer 

 Name, brand or trade mark, and grade 

 Nam.e and address of manufacturer 



Guaranteed analysis: nitrogen, available phosphoric acid, water soluble 

 potash. A guarantee of total phosphoric acid may be used instead of 

 available phosphoric acid for bone, untreated phosphite rock, tankage, 

 dried and pulverized manures, ground seeds, and wdod ashes. 

 Tonnage reports are required semi-annually, on January 1 and July 1 . 

 Tonnage fee: 6 cents per ton of 2,000 pounds 



Lime Products 



Registration is required annually on January 1. 

 Registration fee: $12 for each brand. 

 Label must show: 



Net weight of product 



Ncm.e, brand or trade mark, and form of lime 



Nem.e and address of manufacturer 



Guaranteed analysis: calcium oxide, magnesium oxide, carbonates of cal- 

 cium and magnesium, or calcium sulphate (in gypsum or land plaster) 



Make checks payable to Massachusetts Agricultural Experiment Station and 

 send correspondence to 



JOHN W. KUZMESKI 

 Mrssachusetts Agricisltural Experiment Station 

 Amherst, Mass. 



