GENETICS 
RELATION TO AGRICULTURE 
BY 
ERNEST BROWN BABCOCK 
PROFESSOR OF GENETICS, UNIVERSITY OF CALIFORNIA 
AND 
ROY ELWOOD CLAUSEN 
ABBISTANT PROFESSOR OF GENETICS, UNIVERSITY OF CALIFORNIA 
First Epition 
Srconp IMPRESSION 
McGRAW-HILL BOOK COMPANY, Inc. 
239 WEST 39TH STREET. NEW YORK 
LONDON: HILL. PUBLISHING CO., Lrp. 
6 & 8 BOUVERIE ST., E. C, 
1918 
Digitized by Microsoft® 
