尼罗罗非鱼原产非洲,适应性强,生长快,刺少肉鲜,是联合国粮农组织向全世界推荐的优良品种。在罗非鱼的养殖过程中,获得优质鱼种很重要,现将我们十多年的养殖经验总结为八个主要环节: 1.亲鱼的选择;罗非鱼的饲养、繁育受环境条件的影响,特别是水温的影响,其体形有退化变小的趋向,同时因雌雄混养,有近缘种的出现,品种退化现象严重,因此要及时筛选更换亲鱼。在生产中一 Nile tilapia originated in Africa, adaptable, fast-growing, less prickly meat, is the United Nations FAO recommended to the world of fine varieties. In the process of tilapia breeding, it is very important to obtain high quality fish species. Now, we have summarized our more than 10 years of breeding experience into eight main aspects: 1. Selection of broodstock; feeding and breeding of tilapia are affected by environmental conditions , Especially the impact of water temperature, the shape of the trend of degradation of smaller, at the same time due to male and female polyculture, the occurrence of related species, serious degradation of varieties, it is necessary to timely screening and replacement of broodstock. In production one