Manufacturer. 



The E. D. Chittenden Co. 



Clay & Son 



Tne Coe-Mortimer Co., Inc. 



John C. Dow Co. . 



Earp-Thomas Cultures Corp 



Eastern States Farmers' Exchange 



Essex Fertilizer Co. 



The Excell Laboratories 



The L. T. Frisbie Co. 



John Glennie . 



Luella Hastings 



Thos. Hersom & Co. 



A. W. Higgins, Inc. 



International Agricultural Corp. 



Henry James & Son, Inc. 



Lowell Fertilizer Co. 



The Mapes Formula & Peruvian Guano Co 



A. G. Markham & Co. . 



Sylvester A. McGovern 



Nature's Plant Food Co. 



The National Fertilizer Co 



New England Dressed Meat & Wool Co. 



New England Fertihzer Co. . 



Nitrate Agencies Co. 



Olds & Whipple, Inc. 



Oyama Products Co. 



Parmenter & Polsey Fertilizer Co 



Pawtucket Rendering Co. 



Providence Farmers Exchange Inc 



The Rogers & Hubbard Co 



Ross Bros. Co. 



F. S. Royster Guano Co. 



Sanderson Fertilizer & Chemical Co 



M. L. Shoemaker & Co., Inc. 



Springfield Rendering Co. 



The Summers Fertilizer Co., Inc 



William Thomson & Sons Ltd. 



Victory Fertilizer Co. 



Virginia-Carolina Chemical Co. 



C. P. Washburn Co. 



What Cheer Chemical Co., Inc. 



Whitman & Pratt Rendering Co. 



The Wilcox Fertilizer Co. 



A. H. Wood & Co. . . 



Worcester Rendering Co. 



Number of 

 Brand.s. 



2 3 B's 



Number of Tests or Determinations. 



OX! . 



"^ o a 



^^ 





S m 3 



\^— ' 



» S 3 



oOO 



The following table shows the nature and extent of the deficiencies in mixed fer- 

 tilizers recorded during the season, as compared with similar data for the two previous 

 years. 



1922. 



1923. 



Brands deficient in one element 



Brands deficient in two elements 



Brands deficient in three elements . 



Brands deficient in nitrogen 



Brands deficient in available phosphoric acid 



Brands deficient in potash ... 



1.32 



3.3 



7 



48 



118 



134 

 34 



116 

 20 

 3 

 52 

 46 

 67 



The summary of serious commercial shortages in mixed fertilizers, as compared with 

 the past five years, is given on page 10: — 



