ナンキンワタ
Gossypium nanking Meyen.アオイ科。綿の繊維が茶色なので別名を茶綿。
Business History and Operations Research & Management Science from Tokyo Bay Area,Nishi-Kasai
Business History and Operations Research & Management Science from Tokyo Bay Area,Nishi-Kasai
Gossypium nanking Meyen.アオイ科。