UNITED STATES DEPARTMENT OF acu] 
In Cooperation with the “Parry 
Illinois, Kansas, North Carolina, Oregon, Washington, a “aoe 
Wisconsin Agricultural Experiment Stations 
DEPARTMENT BULLETIN No. 1347 
Washington, D. C. v November, 1925 
FOOT-ROT DISEASES OF WHEAT IN AMERICA 
By 
HAROLD H. McKINNEY, Pathologist 
Office of Cereal Investigations, Bureau of Plant Industry 
CONTENTS 
Introduction ’ 
Use of the Term “‘Foot-Rot’’ 
Take-All, the Foot-Rot Caused by Ophiobolus graminis 
The Foot-Rot Caused by Helminthosporium sativum 
An Unidentified Foot-Rot Found in the Pacific Coast States 
Other Foot-Rots 
WASHINGTON 
GOVERNMENT PRINTING OFFICE 
1925 
