ANALYSES OF FERTILIZERS. 



271 



V. — Tobacco-grower of G. F. Wilson, Providence, R. I. 



(Collected of Messrs. Bagg & Batchelder, Springfield, Mass.) 



Total phosphoric acid, 

 Soluble " 

 Reduced " " 



Insoluble " " 



Nitrogen, . 

 Potassium oxide, 

 Moisture, . 



Valuation per ton of 2,000 pounds. 



132.60 pounds of soluble phosphoric acid, 

 5.20 " of reduced " 

 45.60 " of insoluble " " 



71.82 " of nitrogen, 

 47.20 " of potassium oxide, . 



9.17 per cent. 



6.63 



0.26 



2.28 



3.42 



2.36 



9.17 



$16 58 

 47 



2 74 

 15 08 



3 54 



41 



VI. — Ammoniated Superphosphate of Messrs. Bosworth & 

 Brothers. 



(Collected of Mr. J. P. Eaton of Auburn, Mass.) 



Total phosphoric acid, 8.30 per cent. 



Soluble " " 6.85 



Reduced " " 0.05 



Insoluble " " 1.20 " 



Nitrogen, 1.49 



Moisture, 7.46 " 



Valuation per ion of 2 ,000 pounds. 



137.00 pounds of soluble phosphoric acid, 

 25.00 " of insoluble 

 29.80 " of nitrogen, 



$17 13 

 1 50 

 6 25 



VII.— Pacific Guano; John M. Glidden, Esq., Boston, Mass. 



Total phosphoric acid, 

 Soluble " 

 Reduced " 

 Insoluble " 

 Nitrogen, . 

 Potassium oxide, 

 Moisture, ■ . 



