INSPECTION OF COMMERCIAL FERTILIZERS 

 AND AGRICULTURAL LIME PRODUCTS 

 FOR THE SEASON OF 1955 



BY FERTILIZER CONTROL SERVICE STAFF 



Jolin VV. Kuzmcski, Research Professor, Official Chemist 



Albert F. Spclman, Associate Research Professor 



C. Tyson Smith, Asiociale Research Professor, Microscopisi 



Bertram Gersten. Assistant Research Professor 



Marion B. Kliodes, Research Instructor 



Joan S. Cody, Research Instructor 



Josepl) Conklin, Inspector 



Edward F. Vlach, Technical Assistant 



Cora B. Grover. Principal Clerk 



PERTINENT FACTS 

 RELATING TO MASSACHUSETTS FERTILIZER LAW 



Commercial Fertilizers 



Registration is required annually on January 1, 



Registration fee is S8 for each element: nitrogen, phosphoric acid, potash, and 



magnesia. 

 abel must show: 



Net weight of fertilizer 

 Name, brand or trade mark, and grade 

 Name 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 phosphate rock, tankage, 

 dried and pulverized manures, ground seeds, and wood ashes, 

 bnnage reports are required semiannually, on January' 1 and July 1. 

 bnnage fee: 6 cents p)er ton of 2,000 pounds 



Lime Products 



.egistration is required annually on January 1. 

 egistration fee: $12 for each brand. 

 abel must show: 



Net weight of product 



Name, brand or trade mark, and form of lime 



Name and address of manufacturer 



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

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



ake checks payable to Massachusetts Agricultural Experiment Station and 

 send correspondence to 



JOHN W. KUZMESKI 



Massachusetts Agricultural Experiment Station 

 Amherst, Mass. 



