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为了提高养殖水平和经济效益，我区正大力发展名优水产品，但是部分养殖户由于不了解科学养殖技术，在养殖过程中一出现病害就乱用药，往往事与愿违，带来巨大的经济损失。现介绍几种名优水产品养殖防病用药极限浓度，仅供参考。一、鳜鱼药物极限量鳜鱼对敌百虫、孔雀石绿、硝
In order to raise the level of breeding and economic benefits, our district is vigorously developing famous aquatic products, but some farmers do not use scientific medicine because they do not understand the scientific farming techniques. As a result, they often resort to ambiguity and bring huge economic losses. Now introduce several famous aquaculture anti-infective limit concentration, for reference only. First, the largest amount of catfish mackerel Trichlorfon, malachite green, nitrate