About IWAMOTO YUTAKA
About 兵庫県立農林水産技術総合センター
About TANAKA TADASHI
About ジェイカムアグリ株式会社肥料研究所
About SATO HIROTOMO
About ジェイカムアグリ株式会社肥料研究所
About NISHIGUCHI SHINJI
About 兵庫県立農林水産技術総合センター
About MATSUURA KATSUNARI
About 兵庫県立農林水産技術総合センター
About NAKANO SHIN'ICHI
About 兵庫県立農林水産技術総合センター
About 関西病虫害研究会報
About plant disease
About pathogen control
About fertilization(cultivation)
About soil acidity
About chemical property of soil
About soil management
About lettuce
About field experiment
About big-vein disease
About lettuce
About big-vein
About pH-decreasing fertilizer
About lettuce
About big-vein
About pH-decreasing fertilizer
About Plant diseases caused by fungi
About Soil management
About Fertilizers in general
About Cultural pest control
About pH
About 降下
About 肥料
About レタス
About ビッグベイン病
About 生育