230 



BOARD OF AGRICULTURE. 



Valuation per two thousand pounds : — 



133.2 pounds af soluble phosphoric acid, 

 60.8 pounds of reverted phosplioric acid, 

 51. pounds of insoluble phosphoric acid, 

 38.4 pounds of potassium oxide, . 

 53. pounds of nitrogen. 



Chittendeii's Comj)lele Manure, Grain^ 



$36 72 



(National Fertilizer Co., Bridgeport, Ct. ; collected of J. A. Sullivan, Northampton, 



Mass.) 



Guranteed composition : total phosphoric acid, 8 to 10 per 

 cent.; soluble and reverted phosphoric acid (available), 6 

 to 8 per cent. ; potassium o.\ide, 5 to 7 per cent. ; ammo- 

 nia, 4.5 to 5.5 per cent, (equivalent to nitrogen, 3.7 to 4.5 

 per cent.) 



Moisture at 100'^ C 



Total phosphoric acid, 

 Soluble phosplior'c acid, . 

 Reverted phosphoric acid, 

 Insoluble phosphoric acid, 

 Potassium oxide, 

 Nitrogen (in organic matter), . 

 Nitrogen (in nitrates), 

 Insoluble matter. 



Valuation per two thousand pounds : — 



102.8 pounds of soluble phosplioric acid, . . . $11 31 

 30. pounds of reverted jihosj^horic acid. . . . 2 40 

 34.8 i^ounds of insoluble phosphoric acid, . . . 2 09 



107 .6 pounds of potassium oxide, 4 57 



60.8 pounds of nitrogen (in organic matter), . . 13 98 

 2.8 pounds of nitrogen (in nitrates), .... 56 



$34 91 



Dole's Common-Sense Fertilizer, No. Three. 

 (Collected of J. A. Sullivan, Northampton, Mass.) 



Guaranteed composition : total phosphoric acid, 4 to 6 per 

 cent. ; potassium oxide, 3 to 5 per cent. ; nitrogen, 3 to 6 

 per cent. 



