114 



EXPERIMENT STATION. 



[Jan. 



(2) Summary of Results of Analyses of the Complete Fer- 

 tilizers as compared ivttli the Manufacturer's Guarantee. 



Manufacturer. 



a'3 



J3 O 







j: OT a> 



t- a a 



(U v d 



•^ a i; 



W. H. Abbott 



Alphano Humus Company, . 



American Agricultural Chemical Company, 



Armour Fertilizer Works, 



Beach Soap Company, .... 



Berkshire Fertilizer Company, 

 Bowker Fertilizer Company, . 

 Jos. Breck & Sons, ..... 



Buffalo Fertilizer Company, 



The E. D. Chittenden Company, . 



Clay A Son, ...... 



Coe-Mortimer Company, 

 Eastern Chemical Company, 

 Esse.\ Fertilizer Company, 



C. W. Hastings 



Hubbard Fertilizer Company, 



Li.sters' Agricultural Chemical Works, . 



J. E. McGovern, 



Mapes' Formula and Peruvian Guano Comj; 



National Fertilizer Company, 



Natural Guano Company, 



New England Fertilizer Company, 



Olds & Whipple 



Parmenter & Polsey Fertilizer Company, 



R. T. Prentiss 



Pulverized Manure Cornpany, 



Rogers Manufacturing Company, . 



Rogers & Hubbard Company, 



Ross Bros. Company, .... 



Sanderson Fertilizer and Chemical Company, 



M. L. Shoemaker & Co., Ltd., 



Swift's Lowell Fertilizer Company, 



20th Century Specialty Company, 



Wm. Thomson & Sons, .... 



Whitman & Pratt Rendering Company, 



Wilcox Fertilizer Company, . 



A. H. Wood & Co 



2 

 1 



33 

 6 

 4 



12 



19 

 1 

 6 

 4 

 1 



10 



2 

 1 

 1 

 6 

 1 



14 

 6 

 1 

 6 

 6 

 6 

 2 

 1 

 7 

 8 

 2 

 5 

 2 



12 

 2 

 1 

 5 



This table shows : — 



1. That out of a total of 330 brands of complete fertilizers 

 collected and analyzed, 124 (38 per cent, of the total nnniber) 

 fell below the manufacturer's guarantee in one or more ele- 

 ments. 



2. That 104 brands were deficient in one element. 



3. That IS brands were deficient in two elements. 



4. That 2 brands were deficient in all three elements. 



5. That 26 brands (about 8 per cent, of the whole number 

 analyzed) showed a commercial shortage; that is, the value of 

 the plant food found did not equal the value of the plant food 



