Youth-Mediated Knowledge Transfer and Data Acquisition Service for Agricultural Decision Support: A Trial for Illiterate Farmers in Vietnam. - Seishi Ninomiya; Yumiko Mori; Toshiyuki Takasaki; Takaharu Kameoka; Atsuko Tanaka; Kyosuke Yamamoto; Kazuhiro Nishioka; Tran Than Thi Ngan Hoa; Akane Takezaki; Ryoichi Ikeda (SRII Global Conference, 2014)