310 AGRICULTURAL EXPERIMENT STATION. [Jan. 



5. Analyses of Commercial Fertilizers and Manurial 



Substances sent on for Examination. 



Wood Ashes. 



[I., sent on from Marblehead, Mass. ; II., sent on from Westminster, Mass. ; III., 

 sent on from South Sndbury, Mass.; IV., sent on from Sontli Deerfield, Mass.; 

 v., sent on from Concoi'd, Mass.] 



Wood Ashes. 



[I. and II., sent on from Concord, Mass.; III., sent on from Rock Bottom, Mass. 

 IV. and v., sent on from Sunderland, Mass.] 



* Not detei'mined. 



Wood Ashes. 



[I. and II., sent on from Lowell, Mass. ; III. and IV., sent on from Boston, Mass. 

 v., sent on from Amherst, Mass ] 



Moisture at 100° C, 

 Potassium oxide, 

 Phcsphoric aciil, 

 Insoluble matter(after calcina- 

 tion), 



