14 DAY USE 



RETURN TO DESK FROM WHICH BORROWED 



LOAN DEPT. 



This book is due on the last date stamped below, or 



on the date to which renewed. 

 Renewed books are subject to immediate recall. 



BIO-AGRICULTURE 



LD 21A-407n-ll,'63 

 (E1602slO)476B 



General Library 



University of California 



Berkeley 



