• 维茵肉鸡实验对象研究应激肉鸡消化酶活性影响

    Avain broilers were used as experimental objects to study the influence of hot stress on the activities of intestine digestive enzymes.

    youdao

  • 某种鸡场维茵父母代种鸡出现“假性母鸡”,剖检发现输卵管畸形

    The false hens from a flock of Avian parents breed were dissected in a certain chicken farm, and malformation appeared in each oviduct.

    youdao

  • 维茵白羽肉鸡全净膛要显著高于快大黄北京油鸡P<0.05)。

    Avain broilers were higher than Yellow chicken and Beijing Youl (P<0.05) in the percentage of eviscerated yield.

    youdao

  • 研究两种不同枯草芽孢杆菌对660只维茵仔鸡生产性能对仔鸡肠道微生物菌群影响

    An experiment was conducted with 660 broilers to study the effect of two strains of Bacillus subtilis on performance and intestinal microflora in broilers.

    youdao

  • 以艾维茵肉鸡试验动物,研究垂体肾上腺传染性腔上囊病毒(IBDV)强毒株攻击免疫系统调节作用。

    Avian broilers were used as experimental objects to study the mechanism of the pituitary adrenal axis regulating immune system when being infected with virulent infectious bursal disease virus (IBDV).

    youdao

  • 结合科恩布拱坝工程实例,就基础拱坝坝体约束效应进行了三有限元分析发现施工时预留的陡坎对拱坝坝体应力影响显著,同时建议拱坝施工时地基开挖成概化的地基界面。

    Combining the engineering example of Klnbrein Arch Dam 200 m high in Austria, aimed at restriction effect between foundation and arch dam, the 3-D finite element analysis has been carried out.

    youdao

  • 结合科恩布拱坝工程实例,就基础拱坝坝体约束效应进行了三有限元分析发现施工时预留的陡坎对拱坝坝体应力影响显著,同时建议拱坝施工时地基开挖成概化的地基界面。

    Combining the engineering example of Klnbrein Arch Dam 200 m high in Austria, aimed at restriction effect between foundation and arch dam, the 3-D finite element analysis has been carried out.

    youdao

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