U. S. DEPARTMENT OF AGRICULTURE. 



BUREAU OF PLANT INDUSTRY— Circular No. 121. 

 WILLIAM A. TAYLOR, Chief of Bureau. 



MISCELLANEOUS PAPERS. 



The Culture of Durango Cotton in the Imperial Valley 

 The Control of the Sugar-Beet Leaf-Spot 



The Work of the Huntley Experiment Farm in 1912 

 Methods of Securing Self-Pollination in Cotton 



ARGYLE McLACHLAN 



V.W. POOL and 

 M. B. McKAY 



DAN HANSEN 

 R. M. MEADE 



Issued April 12, 1913. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 



1913, 



