1983年以来,我县牛门口水库为改变鲤鱼自然产卵孵化受寒潮影响严重、产卵时间长、数量少、水霉病多、孵化率低的状况,大胆改革繁殖技术,采用人工催产、室内淋水孵化鲤鱼苗的新技术,连年获得成功。于1983年催产48组,获卵155万粒,孵苗150万尾,孵化率97%;1984年催产50组,获卵 Since 1983, Niumenkou Reservoir in our county has been in the process of changing the natural spawning and hatching of carps severely affected by the cold wave, long time of spawning, small number of diseases, The new technology of hatchling carp fry, year after year success. In 1983 48 groups of oxytocin, 1.55 million eggs, hatchlings 1.5 million, the hatching rate of 97%; 1984 oxytocin 50 groups, the eggs