About ASAI TATSUO
About 静岡大学農学部附属地域フィールド科学教育研究センター
About HIRANO KIYOSHI
About 畜産草地研究所
About MAEDA SETSUKO
About 静岡英和学院大学短期大学部
About TOBINA HIROYUKI
About 静岡大学農学部附属地域フィールド科学教育研究センター
About NISHIKAWA KOJI
About 静岡大学農学部附属地域フィールド科学教育研究センター
About 日本作物学会紀事
About green manure
About manure crop
About Astragalus sinicus
About cultivation
About paddy rice
About crop yield
About factor
About chemical fertilizer
About Curculionidae
About output(production)
About growth
About tillage
About organic farming
About fertilization(cultivation)
About 17年間連用
About Hypera postica
About Astragalus sinicus
About natural farming
About early growth
About plowing-in
About paddy rice cultivation
About growth characteristics
About continuous use of compost
About changing factor
About farming without pesticides
About green manure crop
About Rice cropping
About Fertilizer application and efficiency
About 緑肥
About レンゲ
About Astragalus
About 水稲
About 収量
About 変動要因