142 



HATCH EXPERIMENT STATION. 



[Jan. 



Many of the foregoing analyses were compiled from the 

 tables of E. Wolff. Those marked with a star (*) are from 

 analyses made at the Massachusetts State Agricultural Ex- 

 periment Station, Amherst, Mass., and since 1895, at the 

 chemical division of the Hatch Experiment Station of the 

 Massachusetts Agricultural College. 



Relative Proportions of Phosphoric Acid, Potas- 

 sium Oxide and Nitrogen in Fruits and Garden 

 Crops. 



