化肥养鱼已在精养池塘全面推广应用,它具有施用简单,花工少,见效快,不污染水质,减少鱼病发生等优点。根据近几年一些生产单位和个人使用化肥养鱼的经验,要充分发挥化肥养鱼的效益,必须科学的使用,注意“八忌”。一忌雨天施肥,雨天光合作用不强,浮游植物对氮、 Fertilizers fish has been fully applied in intensive ponds, which has the advantages of simple application, less floriculture, quick response, no pollution of water quality and reduction of occurrence of fish diseases. According to the experience of some production units and individuals using chemical fertilizers in recent years, it is necessary to give full play to the benefits of chemical fertilizer and fish farming and must be scientifically used and pay attention to “eight bogey”. Avoid rainy days fertilization, rainy photosynthesis is not strong, phytoplankton nitrogen,