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王东志巧施磷肥的要诀化肥养鱼是一项高产、高效、低耗、节粮的新技术。但是，不少人目前还缺乏科学施用化肥、尤其是施磷肥的实践经验。现把四川宜宾县长沙埂乡烂田坝村王东志同志巧施磷肥的五要诀介绍如下。一、选用的磷肥品种要正确。过磷酸钙的适用范围广，养鱼效果也...
Wang Dongzhi Qiao P fertilizer tips Fertilizer fish is a high-yield, high efficiency, low consumption, new technology of saving grain. However, many people still lack the scientific application of fertilizers, especially the practical experience of applying phosphate fertilizer. Here are the five tips for applying phosphorus fertilizer to Comrade Wang Dongzhi, who is a member of Tadatianba Village, Changsha Township, Yibin County, Sichuan Province. First, the choice of phosphate fertilizer varieties to be correct. SSP wide range of applications, fish culture effect is also ...