U. S. DEPARTMENT OF AGRICUETURE. 



BUREAU OF PLANT INDUSTRY— BULLETIN NO. 215. 



B. T. GALLOWAY, Chief of Bureau. 



AGRICULTURE IN THE CENTRAL PART OF 



THE SEMIARII) PORTION OF 



THE GREAT PLAINS. 



BY 



J. A. WARREN, 



Assistant Agriculturist, Office of Farm Management. 



Issued July 19, 1911. 



WASHINGTON : 



GOVERNMENT PRINTING OFFICE. 



1911. 



