Objective : To provide a basis for the development, utilization and quality control of Dioscorea Girrhosa Lour.目的: 通过对苗药牛血莲的生药学研究,为苗药的开发利用及质量标准的制定提供理论依据.Objective : To provide evidences for the identification of Argyreia...
细胞的这种向里推进标志着原肠胚形成的开始.This pushing - in of cells marks the start of gastrulation.另一派认为它们是从微小动物的 “ 种子 ” 或 “ 胚 ” 形成的.Others belived that they were formed from the'seeds " or " germs " of these animalcules.桑椹胚形成于'&...