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1·These afford theory for hybrid seed produce.

为杂交稻制种高产提供了理论依据。

2·Silk vigor is an important trait that effects hybrid seed production and hybrid production in maize.

花丝活力长短在一定程度上影响着玉米制种产量和杂交种产量，对玉米生产具有重要意义。

3·Now the process of the hybrid seed production mainly relies on manual, the working procedure is very burdensome.

但现行的三系杂交水稻制种技术，自播种至收获完全依靠人工操作，工序繁杂。

4·The physiological basis was discussed for the echnique of covering seedbed with plastic film in maize hybrid seed production.

系统地探讨了玉米地膜制种促熟增产的作物生理学机理。

5·The affinity of self-incompatibility in the mustard family affects the purity of hybrid seed and the propagation coefficient of stock plant.

十字花科自交不亲和性的大小关系到杂交制种的纯度和原种的繁殖系数。

6·The results indicated that the hybrid seed fertility, single plant yield and apparent genetic effect of rice treated by SPNE were higher than the control.

结果表明，用SPNE处理的杂交种子结实率、单株产量和表观遗传效应均高于对照。

7·The extension of hybrid seed Nongda 108, Jindan 36, Shandan 911, and Sheridan 10 in a large scale in Shanxi has enriched Shanxi's maize germplasm resources.

农大108、晋单36、陕单911、沈单10号杂交种在山西的大面积推广，丰富了山西的玉米种质资源。

8·The utility model relates to a pollination device used for hybrid seed production of plants, in particular to a dual-purpose waterproof pollinator for cotton.

本实用新型涉及一种植物杂交制种用授粉装置，具体是指一种棉花两用防 水授粉器。

9·Based on the analysis of the thermo sensitive characters of A3314, A3314 will be securely applied in hybrid seed production in most of wheat production areas of China.

根据A 3314的温敏特性，推测它在中国大部分小麦产区均可安全用于杂交小麦制种。

10·The production method creates a hybrid seed production technique in the aspect of hybrid rice cultivation and enlarges the range of excellent hybrid rice combinations.

本发明的生产方法在培育杂交水稻方面，创建了一种可以随机配组的制种技术，扩大优良杂交稻组合的范围。