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下湾乡桥湾社的自然条件与湘乡一般丘陵区相似,土质粘重,气候温和,无霜期250天左右,年雨量1300公厘左右,五月多梅雨,六月中下旬到七月初历年常发生伏早现象。该社的水稻杂交育种工作是从五三年开始的,当年由陈毅夫同志在党的关怀与支持下,施行了秞梗稻杂交,经过了六年来杂种分离培育
Under the Bay Township Qiaowashe natural conditions and the Xiangxiang general hilly area similar to the soil sticky, mild climate, frost-free period of about 250 days, the annual rainfall of about 1300 mm, May more rain, in late June to early July calendar year often Early occurrence of volt phenomenon. The society’s hybrid rice breeding work started from five or three years, when Comrade Chen Yifu care and support by the party, the implementation of the stem rice stem hybrid rice, after six years of isolation and breeding hybrids