IV. Analyses of Manurial Substances. 



1022—1025. WOOD ASHES. 



I., sent on from Boston, Mass. ; II., sent on from South Sud- 

 bury, Mass. ; III., sent on from Concord, Mass. ; IV., sent on from 

 Danvers, Mass. 



I., sent on from Whitinsville, Mass. ; II. and III., sent on from 

 Sunderland, Mass. ; IV., sent on from Concord, Mass. 



I., sent on from Boston, Mass. ; II. and III., sent on from North 

 Amherst, Mass. ; IV., Lime-kiln ashes, sent on from Sunderland, 

 Mass. 



I. 

 Moisture at 100° C, 6.27 



Calcium oxide, 47.00 



Potassium oxide, 6.08 



Phosphoric acid, 1.80 



Insoluble matter, 15.61 



1034—1035. COTTON-HULL ASHES. 



Moisture at 100° C, 

 Calcium oxide. 

 Potassium oxide, 

 Phosphoric acid, 

 Insohihle matter, 

 * Not determined. 



