m m m m ^ m 



> V_ _^ '*, -^l^' -^T^- I -'* !*- 



THE 



JOURNAL 



OF THE 



COLLEGE OF AGRICULTURE, 



TOHOKU IMPERIAL UNIVERSITY, 



SAPPORO, JAPAN. 



AT-QX.. XII. FJ^:Rrn 2. 



m iü vs -r - ^ 



SAPPORO. 



OCT. 1909. 



