最近，许多渔民反映，在鱼病防治过程中向水体泼洒的药物无明显疗效，甚至出现死鱼现象。据了解，除个别乱用药外，大多数与泼药方法不当有关。对此，在使用泼洒法施药时，应注意以下几点：１．泼药前要准确测量池塘面积和平均水深，根据水质、病鱼症状和水温，确定放药量。２ Recently, many fishermen have reported that drugs spilled on water bodies during the prevention and treatment of fish diseases have no significant effect and even dead fish. It is understood that, in addition to a few arbitrary use of drugs, most of the improper and pour drug methods. In this regard, when using the sprinkling method of application, should pay attention to the following points: 1. To measure the area before pouring medicine and the average depth of the water accurately, according to water quality, sick fish symptoms and water temperature, determine the amount of drug. 2