sterility 专八

A temperature of 121°C is regarded as the minimum necessary to achieve sterility.

般认为要做到无菌，温度起码必须达到121 摄氏度。

Male-sterility mainly results from the abnormality of mesospore,tapetum tissue and vascular bundle.

中层组织、绒毡层组织及药隔维管束异常均败育的因素。

The approaches for decreasing the gene flow include chloroplast transformation, pollen sterility, seed sterility, cleistogamy, apomixis, temporal control, and transgenic mitigation .

目前降低外源基因扩散的方法主要有叶绿体转化、粉不育、子不育、花受精、融合生殖、时控制及转基因缓和等。

Conclusion Celioscopy takes an imprtant role in the diagnosis and the therapy of sterility, and therefore acts as a routine method to female sterility.

结论腹腔镜术在女不孕症的诊治中具有其他技术不能替代的重要价值，应作为女不孕症诊治中的种常规方法。

In order to analysis the genetic characteristic of male sterility, test cross, sister cross, back cross, reciprocal cross and self-pollination were conducted with these male sterule plants.

通过正交和反交对不育株的所属类型进行分析，结合自交、回交分析其遗传特点。