U.S. DEPARTIMKNT ()!• AC.RlCCI/rURE. 



BUREAU OF PLANT INDUSTRY BULLETIN NO. 31. 



B. T. (iALLOW.W. Chit-f of Burt'iiu. 



CULTIVATED FORAGE CROPS 



OV TlIK 



NOI!THWI'STi:itN STATICS. 



BY 



NEW YORK 

 BOTANICAL 



A. S. HITCHCOCK, OAROt-N 



Assistant Agrostologist, in CHAR(iE of Coopkhative 



Experiments. 



GRASS AND FORAGE PLANT INVESTIGATIONS. 



Issued December 13, 1902. 



WASHINGTON: 



GOVERNMENT PRINTING OFFIC] 



1902. 



