关于大口鲶鱼病及其防治的注意事项本刊１９９６年第４期刊登了《大口鲶的养殖》第五讲──鱼病及其防治，现经作者要来，作如下补充说明。大口鲶、长吻等都是无鳞鱼，它们对水产药物比较敏感，因此在防治鱼病时必须准确测量水域体积，以低限称取药物，并一定要根据当时的... Catfish disease on the prevention and control of Notes I published in 1996 fourth issue of the “big catfish farming” Lecture fifth - fish disease and its prevention and control, now the author is coming, make the following additional explanation. Large-mouth catfish, long-kisses are all fish without scales, they are more sensitive to aquatic drugs, so in the prevention and treatment of fish diseases must accurately measure the volume of water, weighing drugs with a low limit, and must be based on the ...