/ -J / 



Vol. VIII. No. 2. 



M n ^ m ± ^ 



m m m '^ 



m A M m ~ m 



JOURNAL 



OF THE 



COLLEGE OF AGRICULTURE, 



IMPERIAL UNIVERSITY OF TOKYO. 



TOKYO. 



PUBLISHED BY THE UNIVERSITY. 



Makcii 30tb, Taisyu XII (1923). 



