328 



BOAED OF AGRICULTURE. 



Valuation per two thousand pounds : — 



171.4 pounds of soluble phosphoric acid, 

 22.4 pounds of reverted phosphoric acid 

 63.4 pounds of insoluble phosphoric acid, . 

 36.4 pounds of potassium oxide, . 

 44.8 pounds of nitrogen (in organic matter), 

 11.2 pounds of nitrogen (in ammonia salt^), 

 4.8 pounds of nitrogen (in nitrates), . 



$35 84 



C. A. GOESSMANN, 

 Slate Inspector of Commercial Fertilizers. 



