catagenetic 中文意思是什麼
catagenetic
解釋
退化的-
It ' s protected as ii wildlife in china. in this research, the changes of the structure of genitial tube and spermary were studied with the method of histologicial technology at the immature, spawning and catagenetic stages mandrias davidianus
許多學者圍繞大鯢的人工養殖和繁殖進行了大量地調查和研究工作，但對輸卵管，精巢以及雄性生殖管道的基本組織結構和發育變化尚未見報道。 -
Compared with the stage of mature, allof genital tubes changed much at the stages of immature and catagenetic. epididymal duct disappeared. the other tubes got smaller
在性未成熟時期和退化時期，附皋管消失，其他各管道變小，勃膜上皮不形成突起。 -
The structure of oviduct the morphovar of oviduct was different evidently at the immature, spawing and catagenetic stages. there were the characteristic of histological structure of oviduct. 1
結果如下：一）輸卵管的基本組織結構和發育變化輸卵管在性未成熟期，性成熟后的產卵期及退化期的發育形態有明顯地區別。
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