Symposium and Study Meeting of 1994 JSIDRE Hokkaido Branch - NAKAJIMA, Kazuhiro; NAKAMURA, Kazumasa; YAMAMORI, Akira; ISHIDA, Satoshi; SASAKI, Tsuyoshi; SASAKI, Shigeyoshi; TAKEKAWA, Masakazu; IKUMOTO, Takeshi (Journal of the Agricultural Engineering Society, Japan, 1995)