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贵州宏福总公司是目前我国最大的磷酸二铵生产基地，“宏福”二铵含量高，水溶性好，有害元素含量低，价格也低于进口产品。为了降低农业生产成本，增加农民收入，我们对国产“宏福”牌磷酸二铵与美国二铵进行了大量试验示范和研究，结果表明生育期间各种作物施用宏福二铵与美
Guizhou Hongfu Corporation is currently China’s largest production base of diammonium phosphate, “Hongfu” high diammonium content, good water solubility, low levels of harmful elements, the price is lower than the imported products. In order to reduce agricultural production costs and increase farmers’ income, we conducted a large number of demonstration and research on domestic “Hongfu” brand diammonium phosphate and American diammonium. The results showed that during the growth period,