About OTANI KAZUHIKO
About 栃木県農業試験場
About OTANI KAZUHIKO
About 東京農工大学連合農学研究科
About YOSHIDA TOMOHIKO
About 宇都宮大学農学部
About 日本作物学会紀事
About rice
About blast(blowing)
About duration of bright sunshine
About cultivation
About 白未熟粒
About generating factor
About 品種間差異
About Rice cropping
About Natural damages(=natural hazards)
About General
About 送風
About 水稲
About 白未熟粒