DIVISION OF CHEMISTRY. 



C. A. GOESSMANN. 



I. ANx'VLYSES OF FERTILIZER SUBSTANCES, REFUSE 



MATERIALS AND SOILS SENT ON FOR 



EXAMINATION. 



WOOD ASHES. 



1964-1967. L Received from Deerfield, Mass. 



IL Received from Sunderland, Mass. 

 Ill and IV. Received from North Hadley, Mass. 



PER CENT. 



Moisture at ioo°C 

 Potassium oxide, 

 Phosphoric acid, 

 Calcium oxide. 

 Insoluble matter, 



1968-1971. I. 



II. 

 III. 

 IV. 



Moisture at ioo°C. 

 Potassium oxide, 

 Phosphoric acid, 

 Calcium oxide. 

 Insoluble matter. 



Received from Concord, Mass. 

 Received from Billerica, Mass. 

 Received from Amherst, Mass. 

 Received from North Amherst, Mass. 



PER CENT. 



I972-I975, 



I and II. Received from Sunderland, Mass. 



III. Received from North Hadley, Mass. 



IV. Received from Sunderland, Mass. 



