362 



BOARD OF AGRICULTURE. 



(Bowker Fertilizer Co. 



Moisture, .... 

 Organic and volatile matter, 

 Ash constituents, 

 Total phosphoric acid, 

 Soluble i^hosphoric acid, . 

 Reverted phosphoric acid, 

 Insoluble phosphoric acid. 

 Nitrogen, .... 

 Potassium oxide, 

 Insoluble matter. 



Food of Flowers. 



collected of Messrs. Wilder & Puffer, Springfield, Mass.) 



Per cent. 



9.79 



48 56 



51.44 



11.12 



9.00 



194 



.18 



4.77 



3.22 



.82 



Valuation per ton of two thousand pounds ; — 



180.0 pounds of soluble phosphoric acid, 

 38.8 pounds of reverted phosphoric acid, 



3.6 pounds of insoluble phosphoric acid, 

 95.4 pounds of nitrogen, 

 64.4 pounds of potassium oxide. 



$52 33 



E. F. Cook's Blood Guano. 



(Bowker Fertilizer Co.; collected of Charles Parsons, Jr., Conway, Mass.) 



Moisture, .... 

 Organic and volatile matter. 

 Ash constituents. 

 Total phosphoric acid. 

 Soluble phosphoric acid, . 

 Reverted phosphoric acid. 

 Insoluble phosphoric acid. 

 Nitrogen, .... 

 Potassium oxide, 

 Insoluble matter, 



Per cent. 



16.44 



50.03 



49.97 



11.19 



6.12 



3.49 



2 58 



2.47 



1.58 



5.23 



Valuation per ton of two thousand pounds : — 



102.4 j)ounds of soluble phosphoric acid, 

 69.8 pounds of reverted phosphoric acid, 

 51.6 pounds of insoluble phosphoric acid, 

 49.4 pounds of nitrogen, 

 31.6 pounds of potassium oxide. 



$12 80 



6 28 



3 10 



11 86 



1 58 



$35 62 



