不育

The objectives of this paper are to review the related progress of plant nuclear male sterility.

本文旨在对细胞核雄性不育相关研究的进展情况进行简要综述。

This paper summarizes genetic basis of hybrid sterility.

在前人研究的基础上，从遗传分化和基因控制的角度综述了籼粳杂种不育现象的遗传基础。

With plants we have conclusive evidence that the sterility of crossed species must be due to some principle.

在植物方面，我们已有确实的证据，表明杂交物种的不育性一定是由于某种原理而起。

Now CH has become one kind of drugs to treat male sterility.

同时，生长激素已列为治疗男性不育的药物之一。

Seeds 2, or 1 with 1 sterile locule, yellow-brown, dark castaneous, or black, ovoid, globose, or ellipsoidal, glabrous or piliferous, strophiolate or not, with or without endosperm, sometimes with an appendage at end opposite to strophiole.

种子2，或者由于1室不育而仅有1个种子，黄棕色，深栗色，或者黑色，卵球形，球状，或者椭圆体，无毛或者具毛，具种阜或无，有或无内胚乳，有时种阜对面有一个附属物。

There are not differences in the meiosis of both A lines and B lines , and between CMS of hot and sweet pepper.

椒细胞质雄性不育系金A 和保持系金B 减数分裂和雄配子发生的整个过程。

Objective: To explore the methods of making an animal model with sterilized testes.

目的：探讨制作睾丸性不育动物模型的方法。

For this reason, males should prevent themselves from TOX infection.

因此，男性也应注意避免感染弓形虫，防止导致不育的情况发生。

Trichomoniasis is a contagious, venereal disease of cattle characterized by sterility, pyometra and abortion

滴虫病是牛的一种接触传染的性病。以不育、子宫积脓和流产为特征。

Pollen sterile blossoms lack normal turgor and hence the physiological changes conditioning authesis are delayed in development.

花粉不育的花朵缺乏正常的膨压现象，这种生理的变化使花粉的发育迟缓。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。