About TABERI KATSUHIRO
About 道総研 十勝農試
About TORIKOSHI MASATAKA
About 道総研 十勝農試
About Dioscorea japonica
About new breed
About viscosity
About plant disease
About pathogen control
About hybridization breeding
About breeding by separation
About root
About quality
About disease resistance
About morphology(form)
About stage(period)
About growth rate
About crop yield
About Hokkaido
About food processing
About virus resistance
About えそモザイク病
About 黄変期
About 加工適性
About 規格内収量
About high quality
About eating quality
About earliness
About 短根
About 萌芽期
About 紡錘形
About Tubers(=corms)
About いも
About 新品種
About 十勝