SEPTEMBER, 1914 MEMOIR No. 4 



CORNELL UNIVERSITY 

 AGRICULTURAL EXPERIMENT STATION 



OF THE COLLEGE OF AGRICULTURE 



VARIATION AND CORRELATION OF OATS 

 (AVENA SATIVA) 



PART II. EFFECT OF DIFFERENCES IN ENVIRONMENT, 

 VARIETIES, AND METHODS ON BIOMETRICAL CONSTANTS 



BY CLYDE E. LEIGHTY 



FORMERLY OP THE DEPARTMENT OF PLANT-BREEDING 

 NOW AGRONOMIST, UNITED STATES BUREAU OF PLANT INDUSTRY 



I 



ITHACA, NEW YORK 

 PUBLISHED BY THE UNIVERSITY 



