U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF PLANT INDUSTRY- BULLETIN NO. 178. 



B. T. GALLOWAY, Chief of Bureau. 



IMPROVEMENT OF THE WHEAT CROP 



IN CALIFORNIA. 



BY 



LIBRARY 

 NEW YORK 

 BOTANICAL 



GARDEN. 



HENRY F. BLANCHARD, 



Assistant Agronomist, Office of Grain Investigations. 



Issued June 1, 1910. 



WASHINGTON: 



government printing office. 



1910. 



