seedbedn.苗床；发源地；温床seedn.种子vi.播种；(植物)结实vt.播种Seedling culturing育苗Seedless mechanism无核机制Seed pill clothing种子丸衣化seeding separation分苗机构seed's germination斯克里瓦seed coat patterns种皮纹饰Seed-germination种子萌发seed coating layer晶种涂层seedling with soil带土小苗seed scarification种子破皮处理