杂交育种

The pollination by 3 years has been tested , has affirmed T. chinensis belonging to common allogamy plant, has provided the theory basis to T. chinensis crossbreeding.

通过三年的不同授粉方式试验，确认了金莲花属于常异花授粉植物，试验结果为金莲花的杂交育种提供了理论依据。

This review may contribute to the protection and hybridization breeding of yellow cattle landraces in China.

本文为中国地方黄牛品种资源保护和杂交育种工作提供了参考依据。

Different parent have different hereditary effects of yield and quality traits. Rational select the parent will help to crossbreed of Island Cotton and to use hybrid heterosi.

不同亲本对产量、品质性状的遗传效应不同，合理选配亲本有助于海岛棉杂交育种和杂种优势的利用。

In this paper, the significance of crossbreeding is also discussed.

讨论了这一模型对杂交育种工作的意义。

Compared to traditional crossbreeding, gene splicing take about half as much time to develop a new crop or animal variety.

与传统杂交育种，基因接合的作为比较大约半同样多时间开发新的庄稼或动物品种。

The article is opposite our country 2004-2006 year crop of sturgeon of each province city, breed phyletic, seedling to plant on the base that the newest change of the market and field of commodity fish market has descriptive, breed form of water area lack, consumption effectively what in putting forward current sturgeon aquaculture, exist earnestly of guild of disease of control of lack of onefold, crossbreeding, fish and piscine medicine, sturgeon needs to build wait for a problem, offerred the way to deal with a situation in the light of the problem.

本文在对我国2004-2006年各省市鲟鱼产量、养殖种类、苗种市场和商品鱼市场的最新变化进行描述的基础上，提出了当前鲟鱼养殖业中存在的有效养殖水域缺乏、消费形式单一、杂交育种缺乏控制、鱼病和鱼药、鲟鱼行业协会亟需建立等新问题，并针对新问题提出了策略。

CMS and utilization of fertility restorer system have made a breakthrough in conquering breeding bottleneck by artificial emasculation and unfolded a bright outlook for promoting commercial production of hybrid seed.

利用棉花细胞质雄性不育和育性恢复系统突破了传统人工去雄杂交育种的瓶颈，为棉花杂交种制种的商业化推广展现了光明的前景。

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 wheat transformation frequency was between 0.33~0.66%, and cultivated time was only about 3~4 months.4 Through the hybridization of Anhui local wheat cultivated variety and the herbicide resistance variety which is including Bar gene by genetic engineering, the herbicide resistance F1 generation plant were obtained which was self-crossed or backcrossed with Anhui variety.

转化周期为3~4个月左右。4 杂交育种以含Bar基因的抗除草剂小麦基因遗传工程体为基因供体，与安徽品种进杂交，获得的F1后代均为抗性植株。

In this paper,the inheritance and selec ti on of fruit firmness of strawberry were studied for 8 F 1 progenies.

通过对草莓 8个杂交组合实生果实的果实硬度分析，探讨了果实硬度在杂交育种中的遗传情况及选择问题。

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％。