PLATE 4 
Total yield from moderately diseased and disease-free seed of Reid Yellow Dent 
planted simultaneously in two parallel, io-hill plots, at Bloomington, Ill. 
A. —Product from io hills grown from moderately diseased seea. Ears seventh and 
eighth {from left) were chaffy, ninth and twelfth were partly rotted, and fifteenth was 
a nubbin. 
B. —Product from io hills grown from disease-free seed. All these ears would be 
considered marketable. 
