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杂交稻种子纯度与大田稻谷产量的关系陕西省洋县种子公司李成德，张文庆，岳新文，邓汉庆杂交稻种子纯度的高低，对大田稻谷产量有一定影响，这是尽人皆知的。为了研究这种关系，分析产生这种关系的原因，进而探索杂株产生的来源及获得高纯度杂交稻种子的技术和管理措施，...
Relationship between seed purity of hybrid rice and paddy field yield. It is known that the seed purity of paddy rice in Liyang County, Shaanxi Province, Li Chengde, Zhang Wenqing, Yue Xinwen, Deng Hanqing, has an effect on the paddy field yield. In order to study this relationship, we analyze the causes of this relationship, and then explore the sources of heterosis and the technical and management measures to obtain high-purity hybrid rice seeds.