结果 泄殖腔发育过程中,胎龄15d前 的正常鼠胚, 尿直肠隔将 泄殖腔 分为腹侧的尿生殖窦和背侧的直肠两部分, 二者共同相通于泄殖腔管.Results In normal fetus, the urorectal septum ( URS ) descended, its distance to cloacal membrane decreased gradually....
Study of the chemical constituents of radix of Ficus caric L.与无花果根化学成分研究>>相似的文献.Notes on the Tricentrus fulgidus Group Injuring Ficus spp. from China ( Homoptera: Membracidae )为害榕树的三种耀光角蝉及新种记述 ( 同翅目: 角蝉科 )Outside the liv...