查询词典 sterility

Among the females, 60 ones (30%) were treated by celioscope and therefore were pregnant. Conclusion Celioscopy takes an imprtant role in the diagnosis and the therapy of sterility, and therefore acts as a routine method to female sterility.

腹腔镜术在女性不孕症的诊治中具有其他技术不能替代的重要价值，应作为女性不孕症诊治中的一种常规方法。

The S type of CMS is a gametic sterility type, and its pollen sterility was considered to be associated with the expression of R region in the mitochondria.

其中两个含有完整R区的BamHI片断已被克隆测序，结果表明在这两个片断中cox1和cox2分别位于R区上游，但与之位于不同的极性单链上。

Female sterility widely existed in plantae. The first report of plant female sterility appeared in the 1950s.

雌性不育现象在植物界广泛存在，有关该类现象的报道始于上个世纪50年代。

The effect of imposed sterility and culling on the reproductivity and population size of Ratlike hamster in enclosures was studied by using surgical operation. This study aims to testify two modeling predictions: fertility control can achieve similar result as simple culling, and sterility of both sexes can achieve an extra result in reducing reproductivity of hamsters. The key factors in population regulation of the hamster were also discussed.

本文采用结扎不育的方法研究了不育和&灭杀&对围栏内大仓鼠实验种群繁殖力和数量的作用，主要验证模型的两个预测：不育能够达到灭杀的效果；双性不育优于单性不育，同时探讨了大仓鼠种群调节中的关键因子。

At the same time, a chimera gene pTA29-Barnase, which can induce male sterility in transformants, was transferred into three seedy cultivars (Valencia, Ponkan and Anliucheng) to obtain male sterility citrus plantlet in the future. It is a new strategy for seedlessness breeding in citrus.

同时，以柑橘的无核育种为目标，在建立的转化体系的基础上，将人工雄性不育基因pTA29-barnase转入三个多籽品种（伏令夏橙、〓柑、暗柳橙）中，以期创造新的柑橘雄性不育类型，并为今后柑橘的无核育种提供新的思路和材料。

The male sterility resulted from nucleus-cytoplasmic interaction (nuclear genome of common wheat--cytoplasmic genome of D〓-type cytoplasm donor), D〓-type CMS was sporophytic sterility pattern.

一、D〓型CMS系的花粉育性对光周期的变化不敏感（不同于已有光敏不育性的报道），属非光敏细胞质雄性不育系；其不育性起因于核质互作（普通小麦核基因组--D〓型细胞质变异基因组）、属孢子体不育类型；雄性不育受核内隐性基因控制、育性恢复受核内显性基因控制。

The molecular markers identified here would be useful in introducing a set of new and known sterility-neutral alleles to solve the pollen sterility problem in subspecific Ft hybrids.

本研究获得的分子标记将有助于聚合尽可能多的中性亲和基因以解决亚种问F1杂种的花粉不育性问题。

In this present study, sterile hybrid progenies derived from optimal combinations guaranteed the protection of intellectual property. Meanwhile, inter and intra-specific hybridization using male sterility and molecular method for hybrid seed identification paved a new way for crossbreeding Tagetes erecta through male sterility.

本研究所选育出的优良组合子代全部是不育类型的杂种，有力地保护了自主知识产权，利用雄性不育进行种内和种间杂交以及分子鉴定杂交种的方法，开创了万寿菊利用雄性不育进行杂交育种的新途径。

The results showed that as the leaves development, POD activity on leaves of the male sterility line significantly differed from that in the maintainer and restorer line. The CAT activity had little difference in tasseling stage, SOD activity in the male sterility line was higher than its maintainer and restorer line, and the difference was significant in every stages.

结果表明：玉米叶片在生长过程中，不育系与保持系和恢复系叶片中的POD活性有明显差异；CAT活性在抽雄期相差不大；不育系每个时期的SOD活性均显著高于保持系。

Where sterility test media are to be used in the Direct Inoculation of the Culture Medium method under Test for Sterility of the Product to be Examined , modify the preparation of Fluid Thioglycollate Medium and the Soybean–Casein Digest Medium as follows.

当无菌检查培养基用于供试产品无菌检查项下的培养基直接接种法时，按如下内容变更巯基醋酸盐液体培养基和大豆-酪蛋白消化物培养基的制备方法。

A charity supported by individual subscriptions; defrays the demands on a community for social welfare.

依靠个人捐助的慈善机构；以社会福利方式支付社区需要。

Oh, I bought you some flowers to brighten up your day.

我买了些花点亮你们的一天