种质遗传

The results showed that the RAPD approach was more efficient on Study of genetic background and relationship of Dendrobium germplasms .

结果表明：RAPD标记技术较好地从分子水平上揭示石斛种质资源的遗传背景、亲缘关系。

The genetic diversity and relationship of 9 Dendrobium germplasm resources collected in Hainan Province were analyzed by SRAP markers.

利用SRAP技术对海南9种石斛种质资源的遗传多样性及亲缘关系进行分析。

In this paper, Amplified fragment length polymorphisms markers were used to explore genetic variation and divergence among two selected lines and one cultured control of the pearl oyster, Pinctada martensii Dunker.

AFLP (Amplified fragment length polymorphism)是一项基于 RFLP 和 RAPD 基础上的分子标记技术，广泛应用于动植物和海洋生物的种质资源鉴定及群体遗传结构分析中。

The wild Elymus L. of Tibet germplasm resources had a high genetic diversity.

西藏披碱草属野生牧草种质资源具有较高的遗传多样性。

Trachinotus ovatus and Epinephelus tauvin were popular in many restaurants. In this paper, the karyotypes of them were reported for the first time.

本论文的研究可以为海洋鱼类的种质资源补充基础资料，也为海洋鱼类遗传育种等工作的开展提供便利。

The genetic relationship and classification of 65 accessions of loquat germplasm (Eriobotrya spp.) was analyzed by RAPD.

利用RAPD技术对65份有代表性的枇杷种质资源进行了遗传亲缘关系及分类研究。

The results showed that autote traploid rice might be effectively improved by ion beam bio-technique, from which the new germplasm with hereditable twin-embryo seedling could be selected.

结果表明，利用离子注入技术可以对同源四倍体水稻进行有效地改良，由此可以获得具有遗传变异特点的新种质，其双胚苗特性随着自交世代的推进而得到保持。

Information on the combining ability and heterotic patterns of maize germplasm is of great value to maize breeders.

研究玉米种质的遗传关系及其杂种优势模式对玉米育种者有着极为重要的指导意义。

The new gemplasms of the sweet corn which were transferred and bred by our country were used as experimental materials to study the biochemical constitution,the heterotic rate and genetic control.

以我国自己转育成的甜玉米新种质为材料，研究甜玉米的生化成分、优势率和遗传控制。

Sweet corn ; New gemplasms ; Biochemical constitution ; Heterotic rate ; Genetic control

甜玉米；新种质；生化成分；优势率；遗传控制

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％。