INSPECTION OF COMMERCIAL FERTILIZERS 



Sterilized Ground Tobacco Stem Meal 



♦Louisville, Ky. (Registered and sold by Apothecaries Hall Co.) 



47 



Magnesium Sulfate 



* Chrysler Bldg., 405 Lexington Ave., New York, N. Y. (Registered and sold by Berkshire 

 Chemical Co.) Commercial Shortage $5.16 per ton. 



a Composite of two samples representing 4.2 tons. 



Commercial Peat Products 



