异育银鲫“中科3号”是采用银鲫优良个体经异精雌核发育增殖、多代生长,对比养殖试验评价培育出来的异育银鲫第三代新品种。异育银鲫“中科3号”因体色银黑,鳞片紧密,不易脱鳞;生长速度快,出肉率高;肉质鲜美,遗传性能稳定,子代性状与亲代不分离;碘孢虫病等发病率低,抗病力强,成活率高,所以倍受养殖者欢迎。近年来,江苏省涟水县积极推广主养异育银鲫“中科3号”的基础上,逐步推广80:20 Allogynogenetic crucian carp “Zhongke3 ” is the third generation of newborn silver crucian carp cultivated by the fine individuals of silver crucian carp via heteroplasia gynogenetic proliferation and multi-generational growth. Allogynogenetic crucian carp “Zhongke 3 ” because of body color of silver black, scales closely, not easy to descale; fast growth, the rate of high meat; delicious meat, genetic stability, offspring traits and parents do not separate; iodine The incidence of nematodes and other diseases is low, strong disease resistance, high survival rate, so much welcomed by farmers. In recent years, Lianshui County, Jiangsu Province, actively promote the main breeding allogynogenetic crucian carp “Zhongke 3” based on the gradual promotion of 80:20