Massachusetts 

 agricultural experiment station 



Bulletin No. 384 July 1941 



The Importance of 



Length of Incubation Period 



in Rhode Island Reds 



By F. A. Hays 



This represents an attempt to determine whether length of incubation period 

 may serve as a criterion of the future performance of chicks. 



MASSACHUSETTS STATE COLLEGE 

 AMHERST, MASS. 



