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白鲢是我国淡水养殖的主要品种之一,在长江以南的池塘养鱼中它的产量占养殖总产量的40—60%。因此,在我国淡水鱼产量中亦占重要地位。近年来,由于出现白鲢个体变小,性腺提前成熟等现象,严重影响了鱼产量的提高。因此,对白鲢品种的提纯复壮,进行品种改良是完全必要的。遵照毛主席“有了优良品种,即不增加劳力、肥料,也可获得较多的收成”的教导。我所和长沙湘湖渔场于1977年4月23日
Silver carp is one of the major breeds of freshwater aquaculture in China. Its production accounts for 40-60% of the total aquaculture production in pond fish farming south of the Yangtze River. Therefore, it also plays an important role in the production of freshwater fish in our country. In recent years, due to the occurrence of silver carp individuals become smaller, gonads premature mature phenomenon, seriously affected the increase of fish production. Therefore, the silver carp species purification and rejuvenation, species improvement is absolutely necessary. In accordance with Chairman Mao’s “excellent varieties, that is, without increasing labor, fertilizer, but also get more harvest” teaching. I and Changsha Xianghu Fisheries on April 23, 1977