COMMERCIAL FERTILIZERS. 



Valuation per ton of two thousand pounds : - 



1-17.6 pounds of soluble phosphoric acid, . 

 23.8 pounds of reverted phosphoric acid, 

 36.8 pounds of insoluble phosphoric acid, 



44.8 pounds of nitrogen, 



37.6 pounds of potassium oxide, 



379 



55 43 



Ammoniated Bone Superphosjjhaie. 



(Stearns & Co.; sent on by George E. Craig, Boston, Mass.) 



Per cent. 



Moisture, 15.58 



Organic and volatile matter, 52.80 



Ash constituents, 47.20 



Total phosphoric acid, 9.82 



Soluble phosphoric acid, 9.33 



Insoluble phosj^horic acid, 49 



Nitrogen, 2.59 



Potassium oxide, 1 88 



Insoluble matter, 6.48 



Valuation per ton of two thousand pounds 



186.6 pounds of soluble phosphoric acid, 



9.8 pounds of insoluble phosphoric acid, 

 51.8 pounds of nitrogen, ..... 

 37.6 pounds of potassium oxide. 



$23 33 



59 



12 43 



, 1 88 



$38 23 



Bowker^s Lawn Dressing. 



(Collected of Tuffer & Wilder, Springfiuld, Mass.) 



