作者:Fukugawa, Nobuya^1
关键词:agricultural extension;Japan;...
会议举办机构:Graduate School of Engineering, Tohoku University, 6-6-11-804 Aramaki, Aoba-ku Sendai
会议时间:2017
作者:Fukugawa, Nobuya^1
关键词:agricultural extension;Japan;...
会议举办机构:Graduate School of Engineering, Tohoku University, 6-6-11-804 Aramaki, Aoba-ku Sendai
会议时间:2017