近几年来,水产养殖发展迅速。高密度养殖及过度投饵、施肥,再加上池塘老化和受水质污染等影响,各地鱼、虾、蟹等水生动物的病害较为严重,一些养殖户往往病急乱投医,滥用药物,造成经济损失。笔者根据多年使用药物防治水生动物病害的经验,结合有关资料,将常用药物的应用效果及注意事项介绍如下。 Aquaculture has developed rapidly in recent years. High-density farming and over-feeding, fertilization, combined with pond aging and water quality pollution, have affected fish, shrimp and crabs and other aquatic animals in more serious diseases. Some farmers often suffer from indiscriminate drug abuse and drug abuse, resulting in economic growth loss. The author based on years of experience in the prevention and treatment of aquatic animal diseases using drugs, combined with relevant information, the commonly used drugs and the precautions of the application are described below.