12 



AMMONIATED SUPERPHOSPHATES AND COMPLETE 

 MANURES. 



202. Ammoniated superphosphate, of Geo. W. Miles' Co., Mil- 



ford, Coon. Collected of D. J. Wright, Northampton, 

 Mass. 



Guaranteed composition ; soluble and reverted phosphoric 

 acid, (available), 8 to 12 per cent. ; potassium oxide 2 to 3 

 per cent. ; nitrogen 21 to 3i per cent. 



203. U- U. Crocker's Ammoniated Bone Superphosphate. Col- 



lected of R. T. Prentiss, Holyoke, Mass. 



Guaranteed composition ; soluble phosphoric acid, 6 to 8 

 per cent. ; reverted phosphoric acid, 2 to 4 per cent. ; insol- 

 uble phosphoric acid, 1 to 2 per cent. ; potassium oxide, 1 

 to 3 per cent. ; ammonia, 3^ to 4^ per cent., (equivalent to 

 nitrogen, 2.90 to 3.70 per cent.). 



204. 



205. 



Stockbridge Manure. Potato. Powker Feililizer Co., Bos- 

 ton, Mass. Collected of R. T. Prentiss, Holyoke, Mass. 



Guaranteed composition ; total phosphoric acid, 8 to 10 

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

 7 to 8 per cent. ; jDotassium oxide, 5 to 6 per cent. ; 3^ to 

 4i per cent. 



Bradley's X L Ammoi^fated Bone Superphosphate of Bradley 

 Fertilizer Co., Boston, Mass. Collected of R. T. Prentiss, 

 Holyoke, Mass. 



Guaranteed composition ; soluble phosphoric acid, 7 to 8 

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

 sium oxide, 2 to 3 per cent. ; nitrogen, 2.50 to 3| per cent. 



202 203 204 205 



POUNDS PER HUNDRED. 



C. A. GOESSMANN, Director, 



Amherst, Mass. 



l^The Bulletins of the Station will be sent free of charge to all 

 parties interested in its ivork on ax>plication . There are.no hack num- 

 bers of Bulletins from 1 to 6 on hand. The analytical statements of 

 these Bulletins are embodied in the first anmial report of the Station. 



