The results provided the references for enhancing quality of the hybrid rice seed production through strengthening the field management.
研究结果对根据气象条件加强田间管理、提高杂交稻制种质量有益。
This paper discussed the problem of earing stage control in hybrid rice seed production and the relationship between cultivation practice and earing stage.
本文讨论了杂交稻制种花期调节方法，栽培措施与水稻出穗期的关系。
The regularity of unfavourable weather and its effect on hybrid rice seed production are introduced, and the corresponding technical countermeasures are pointed out.
介绍了信阳地区灾害性天气发生规律及其对杂交稻制种的影响，并提出了应对措施。
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