262 AGRICULTUEAL EXPERIMENT STATION. [Jan. 



5. Analyses, etc. — ContinuecL 



Wood Ashes. 



[I. sent on by Elijah Bradstreet, Danvers, Mass. ; II. sent on by C. W. Copeland, 

 Campello, Mass.; III. sent on by C. E. Adams, South Framingham, Mass.; IV. 

 sent on by Thomas Roche, South Deertield, Mass.] 



Cotton-hull Ashes. 



[Sent on by W. L. Boutwell, Leverett, Mass.] 



Moisture at 100° C, 



Calcium oxide. 



Magnesium oxide, . 



Potassium oxide, . 



Phosi)horic acid, . 



Insoluble matter (before calcination), 



Insoluble matter (after calcination). 



Per Cent. 



10.35 

 19.35 

 10.99 

 27.19 

 9.48 

 13.27 

 10.86 



