• 1 1 1 u < u i rv i u l. i iMjnniO l u o M I u 



^° agricultui i8rary 



23| blacksburg, 



Massachusetts 

 Agricultural Experiment Station 



Bulletin No. 331 April, 1936 



The Development of the 



Testes and Scrotum 



of the Ram, Bull and Boar 



By Ralph W. Phillips and Frederick N. Andrews 



A knowledge of the normal course of development of the testes and 

 scrotum is necessary as a basis for the management and feeding of 

 young developing males. This bulletin reports studies of certain 

 phases of the subject on which definite information has been lacking. 



MASSACHUSETTS STATE COLLEGE 

 AMHERST, MASS. 



