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鱼种是成鱼养殖的物质基础。选择质量好的鱼种是成鱼养殖的关键一环。具体要求可概括为:品种纯正、规模统一、鱼体丰满、健壮无伤。在实际操作中可采取以下几种简易方法来识别鱼种的优劣: 方法一:生长良好的鱼种群体大小均匀、体长、体重基本相同;体质健壮的鱼苗,背部、尾部肌肉肥厚,鳞片完整,鳍条无损;体表光滑、无伤、无寄生虫。
Fish species are the material basis for adult fish culture. Choose a good quality fish species is a key part of adult fish farming. Specific requirements can be summarized as: pure varieties, the same size, fullness of the fish, robust without injury. In practice, you can take the following simple methods to identify the merits of fish species: Method One: a good growth of fish population size uniform, body length and weight are basically the same; strong body fry, back, tail muscle hypertrophy, scales Complete, non-destructive rays; smooth surface, no injuries, no parasites.