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从1981年8月开始水稻三系提纯复壮方法的研究,初步弄清了杂交稻及其“三系”的混杂退化原因。在试验研究和分析比较省内外各种提纯复壮方法的基础上,提出“一选两圃保纯法”,现介绍如下。
From August 1981 began three rice purification and rejuvenation of the method to initially clarify the hybrid rice and its “three lines” mixed degeneration causes. Based on the experimental study and analysis of various methods of purification and rejuvenation both inside and outside the province, this article proposes the “one-choice and two-nurture Bao Pure Law” as follows.