About KAI YUMI
About 農研機構 九州沖縄農業研究セ
About Ipomoea batatas
About leaf
About eating quality
About petiole
About plant breeding
About food ingredient
About breeding by separation
About cultivar
About polyphenol
About component
About cultivation
About functional ingredient
About stem leaf
About cultivation technology
About effective utilization
About 栄養成分
About eating quality
About Tubers(=corms)
About サツマイモ
About 茎葉
About 品種
About 魅力
About 可能性