by Miyawaki, Shouichi, Koyama, Isao, Yamamoto, Teruko
Year of Publication 07.10.2004

by MIYAWAKI SHOUICHI, YAMAMOTO TERUKO, KOYAMA ISAO
Year of Publication 07.10.2004

by MIKI, YUTAKA, KOYAMA, ISAO, IMAJO, NOBUKO, FUTATSUGI, MASAYUKI, HANADA, TOSHIRO
Year of Publication 08.01.2008

by KOYAMA, ISAO, ITAI, TOMOKAZU, MORI, KIYOKO, YAGURA, YO, YAMAMOTO, NAOYUKI
Year of Publication 13.10.2010

by KOYAMA ISAO, SUZUOKI JUN
Year of Publication 05.08.1994

by KOYAMA ISAO, IZAWA RYOJI
Year of Publication 22.03.1994

by ARAI KAORU, KOYAMA ISAO
Year of Publication 18.02.1994

by ARAI KAORU, KOYAMA ISAO
Year of Publication 18.02.1994

by MASUKO SHOICHI, KOYAMA ISAO
Year of Publication 16.02.1994

by ARAI KAORU, KOYAMA ISAO
Year of Publication 10.02.1994

by ARAI KAORU, KOYAMA ISAO
Year of Publication 10.02.1994

by TOYAMA, Susumu, YOSHIDA, Midori, NIKI, Teruo, OHASHI, Takeshi, KOYAMA, Isao
Published in Japanese Journal of Crop Science (1989)

by YAMAMOTO TERUKO, KOYAMA ISAO, MIYAWAKI SHOICHI
Year of Publication 18.03.2004

by YAHAGI TOSHIRO, KOYAMA ISAO
Year of Publication 24.09.1993

by TAKAHASHI YOSHITAKA, KOYAMA ISAO
Year of Publication 11.05.1993

by KOYAMA ISAO, FUJII NAOKI
Year of Publication 23.07.1991

by OCHICHI MASATO, KOYAMA ISAO
Year of Publication 10.05.1991

by YAMAMOTO NAOYUKI, ITAI TOMOKAZU, YAGURA YO, KOYAMA ISAO, MORI KIYOKO
Year of Publication 27.08.2009

by KOYAMA, ISAO, ITAI, TOMOKAZU, MORI, KIYOKO, YAGURA, YO, YAMAMOTO, NAOYUKI
Year of Publication 03.06.2009

by KOYAMA ISAO, IYORI KIYOSHI
Year of Publication 13.04.1989