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谷子抗倒突变体７８γ郑４的选育１９７７年我们用６０Ｃｏγ射线辐射郑谷４号干种子，剂量为３００Ｇｙ。１９７８年１月种于本院温室，Ｍ１代混和脱粒，同年夏播于院谷子诱变圃，Ｍ２代按结实多少分别脱粒。在Ｍ３代中发现１８株茎秆较低，但均感褐条病、谷瘟病，其中１...
Mildew resistant mutant 78γ Zheng 4 Breeding In 1977 we used 60Coγ-ray radiation Zhenggu 4 dry seeds, the dose of 300Gy. In January 1978, it was planted in the greenhouse of our hospital. The M1 was mixed and threshed in the same year. In the M3 generation found 18 stalks lower, but are susceptible to brown stripe, rice blast, of which 1 ...