Published in Journal of the College of Agriculture, Imperial University of Tokyo, in 1914, in volume 4, pages 435-443

Created: 2014-05-04, modified: 2014-05-04

Published in Journal of the College of Agriculture, Imperial University of Tokyo, in 1914, in volume 4, pages 445-460

Created: 2014-05-04, modified: 2014-05-04