Bulletin No. 22. ^sro^- ^^■ 



U. S. DEPARTMENT OF AGRICULTURE. 



DIVISION OF AGROSTOLOGY. 



[OrasH and Vorage Plant Investigations.] 



COOPERATIVE EXPERIMENTS WITH GRASSES 

 AND EORAGE PLANTS. 



BY 



P. BKVKRIDG^E KKNNEOY, Pli. D., 



Expert and Agent in Charge of Experimental Work. 



PREPARED UNDER THE DIRECTION OF F. LAMSON-SCRIBNER, AGROSTOLOGIST. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE, 

 1900. 



