APR 29 192* 
■ ' . 'Mi. : TO 
MUSEUM OF COMPAHAT1VE Z00L06Y 
•xc m ^ m » m * 
683 < 
^2 
i t I S E I 
JOURNAL 
OF THE 
COLLEGE OF AGRICULTURE 
TOHOKU IMPERIAL UNIVERSITY 
SAPPORO, JAPAN 
Yol. VII, Pt. 5 
SAPPORO 
PUBLISHED BY THE UNIVERSITY 
JUNE , 1917 
