罗非鱼生长快、病害少已被广大水产养殖户接受,成为调整水产养殖结构的主要品种之一,杂交罗非鱼的养殖近些年也逐渐推广开来。由于罗非鱼是热带品种,受地域条件的限制,北方地区养殖一般都是由南方直接引进鱼种当年养成,而我市永年县养鱼专业户侯世杰从海南引进的新型杂交罗非鱼 Tilapia grow fast, less disease has been accepted by the majority of aquaculture farmers, as one of the main species to adjust the structure of aquaculture, hybrid tilapia farming in recent years have gradually expanded. Because tilapia is a tropical species, due to geographical constraints, farming in the north are generally introduced directly from the South by the year of fish species, and Yongshou County, fish farming Hou Shijie introduced from Hainan new hybrid tilapia