THE RELATION OF EAR ROT PREVALENCE 
IN ILLINOIS CORN FIELDS TO BAR COVERAGE: BY HUSKS 
STATE OF ILLINOIS 
Henry Horner, Governor 
Department of Registration and Education 
NATURAL HISTORY SURVEY DIVISION 
Theodore H. Frison, Chief 
Biological Notes No, 6 Urbana, May 20, 1936 
Contribution from the 
Section of Applied Botany and Plant Pathology 
Leo R. Tehon, Botanist 
(Publication No, 273) 
Natura! Cietery Survey 
Library 
