库湾网栏养鱼的优点是能充分利用库湾优良的水环境,使水体不断得到更新,鱼的排泄物和食物残渣在水动力作用下及时得到稀释和扩散,养殖成活率高,鱼病少,生长快,饲料系数低,成本低,水产品质量安全,经济效益好,环境污染小。南阳市有大中小各类水库509座,境内宜渔库湾1000多个,仅丹 The advantage of the fish in the bay bar net is that it can make full use of the excellent water environment in the bay so that the water body can be continuously updated. The fish excrement and food residue can be diluted and diffused in time under the hydrodynamic force, and the breeding survival rate is high. Less, fast growth, low feed coefficient, low cost, quality and safety of aquatic products, good economic benefits and small environmental pollution. Nanyang City, Dazhong Xiao 509 various types of reservoirs, the territory should be more than 1,000 fishing bay, only Dan