Dry Matter Production and Grain Yield of High Yielding Rice Cultivar, Takanari, Directly Seeded in the Paddy Field with an “Air-assisted Drill” 論文 Takehiro Mukouyama・Takashi Motobayashi・Tadashi Chosa・Taiichiro Ookawa・Masami Furuhata・Seishu Tojo・Tadashi Hirasawa ·2012-01-01 ·『Japanese Journal of Crop Science』 81(4) pp. 414-423 doi:10.1626/jcs.81.414