222 



BOARD OF AGRICULTURE. 



Valuation per two thousand pounds : - 



127.8 pounds of soluble phosphoric acid, 

 4.0 pounds of reverted phosphoric acid, 

 77.4 pounds of insoluble phosphoric acid, 

 90.4 pounds of potassium oxide, . 

 53. pounds of nitrogen, 



f35 05 



Bradley''s Sea Fowl. 

 (Collected of Sheldon and Newcomb, Greenfield, Mass.) 



Guaranteed composition : soluble phosphoric acid, 7 to 8 

 per cent. ; reverted phosphoric acid, 2 to 3 per cent. ; in- 

 soluble phosphoric acid, 2 to 3 per cent. ; potassium oxide, 

 2 to 3 per cent. ; nitrogen, 2.5 to 3-25 per cent. 



Moisture at 100° C, . 

 Total phosphoric acid, 

 Soluble phosphoric acid. 

 Reverted phosphoric acid 

 Insoluble phosphoric acid 

 Potassium oxide, 

 Nitrogen, . 



Valuation per two thousand pounds : — 



155.4 pounds of soluble phosphoric acid, 

 37.4 pounds of reverted phosphoric acid, 

 44.6 pounds of insoluble phosphoric acid, 

 64.4 pounds of potassium oxide, . 

 55.8 pounds of nitrogen. 



Chittenden's Root Fertilizer. 

 (Collected of G. P. Smith, Sunderland, Mass.) 



Per cent. 

 12.37 

 11.87 

 7.77 

 1.87 

 2.23 

 3.22 

 2.79 



$38 33 



Guaranteed composition : total phosphoric acid, 8 to 10 

 per cent. ; soluble and reverted phosphoric acid (available), 

 € to 8 per cent. ; potassium oxide, 6 to 8 per cent. ; ammo- 

 nia, 4 to 5 per cent, (equivalent to nitrogen, 3.32 to 4.15 

 per cent.). 



Per cent. 



Moisture at 100° C 12.38 



Total phosphoric acid, . . , . < • 8-57 



