344 



BOARD OF AGRICULTURE. 



Valuation per two thousand pounds : — 



51.8 pounds of 

 45.4 pounds of 

 84.2 pounds of 

 98.4 pounds of 

 57.4 pounds of 

 2. pounds of 

 5.2 pounds of 



soluble phosphoric acid, 

 reverted phosphoric acid, 

 insoluble phosphoric acid, 

 potassium oxide, . 

 nitrogen (in organic matter), 

 nitrogen (in ammonia salts), 

 nitrogen in nitrates, 



$25 34 



CrocTcer's Potato, Hoj) and Tobacco Fertilizer. 

 (Collected of Slate & DeWolf , Greentielcl, Mass.) 

 Guaranteed composition : Soluble phosphoric acid, 6 to 8 

 per cent. ; precipitated phosphoric acid, 2 to 4 per cent. ; 

 insoluble phosphoric acid, 1 to 2 per cent. ; potassium sul- 

 phate, 6 to 8 per cent, (equivalent to potassium oxide, 2.9 

 to 3 per cent.) ; ammonia, 2.5 to 3.5 per cent, (equivalent 

 to nitrogen, 2 to 2.9 per cent.). 



Valuation per two thousand pounds : — 



161.8 i^ounds of soluble phosphoric acid, 

 45.8 pounds of reverted jihosphoric acid. 

 51.4 pounds of insoluble phosphoric acid. 

 70.8 pounds of potassium oxide, . 

 52.6 poimds of nitrogen, 



$30 75 



Chittenden's Complete Fertilizer {Tobacco). 

 (Collected of Slate & DeWolf, Greenfield, Mass.) 



Guaranteed composition : Total phosphoric acid, 8 to 10 

 per cent. ; available phosphoric acid, 6 to 8 per cent. ; po- 

 tassium oxide (sulphate), 8 to 10 per cent. ; ammonia, 4 to 

 6 per cent, (equivalent to nitrogen, 3.3 to 5 per cent.). 



