by 田中, 英彦, 古原, 洋, 今野, 一男
Published in Japanese journal of crop science (2016)

by 古原, 洋
Published in 雑草研究 (2010)

by 古原, 洋, 万, 小春, 赤井, 賢成, 汪, 光熙
Published in 雑草研究 (2011)

by 五十嵐, 俊成, 古原, 洋
Published in Japanese journal of crop science (2008)

by 古原, 洋
Published in 雑草研究 (30.06.2004)

by 古原, 洋
Published in 雑草研究 (2004)

by 古原, 洋
Published in 雑草研究 (2001)

by 丹野, 久, 田中, 英彦, 古原, 洋, 佐々木, 亮, 三浦, 周
Published in Japanese journal of crop science (2007)

by Kohara, H.
Published in Journal of Weed Science and Technology (2004)

by 古原, 洋, 山崎, 信弘
Published in Japanese journal of crop science (2003)

by 古原, 洋, 渡邊, 寛明, 伊藤, 一幸
Published in 雑草研究 (01.06.2003)

by 内野, 彰, 渡邊, 寛明, 古原, 洋, 大段, 秀記, 伊藤, 一幸
Published in 雑草研究 (2004)

by 古原, 洋, 内野, 彰, 渡邊, 寛明
Published in 雑草研究 (28.09.2001)

by 古原, 洋, 内野, 彰, 渡邊, 寛明
Published in 雑草研究 (2000)

by 好野, 奈美子, 汪, 光煕, 古原, 洋, 伊藤, 操子
Published in 雑草研究 (2002)

by 古原, 洋, 今野, 一男, 竹川, 昌和
Published in 雑草研究 (29.10.1999)

by 内野, 彰, 渡辺, 寛明, 古原, 洋, 鶴谷, 明宇, 伊藤, 一幸
Published in 雑草研究 (2000)

by 向, 弘之, 古原, 洋, 水田, 康雄, 松田, 周, 大下, 泰生
Published in 農業施設 (25.03.2009)

by Kohara, H. (Hokkaido. Central Agricultural Experiment Station, Naganuma (Japan)), Watanabe, H, Itoh, K
Published in Journal of Weed Science and Technology (2003)

by 向, 弘之, 古原, 洋, 水田, 康雄, 松田, 周, 大下, 泰生
Published in 農業施設 (01.03.2009)