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目前,复合肥料越来越受到农民欢迎,销售量大幅度增长.复合肥料有二元、三元和多元的不同种类,如国产磷酸二氢钾就是一种二元复合肥料.所谓二元,是指一种肥料成份同时含有氮磷钾三种元素中的任何两种,磷酸二氢钾即含有磷和钾;又如从美国进口的磷酸二铵,含有氮和磷.此外,还有三元复合肥料和多元复合肥料,多元复合肥料除
At present, compound fertilizers are more and more welcomed by peasants and the sales volume has increased greatly.Composite fertilizers have different types such as binary, ternary and plural, such as domestic monobasic potassium phosphate is a kind of binary compound fertilizer. Refers to a fertilizer composition containing both two elements of the three kinds of NPK, potassium dihydrogen phosphate that contains phosphorus and potassium; another example is the import of diammonium phosphate from the United States, containing nitrogen and phosphorus. In addition, there are ternary complex Fertilizer and compound fertilizer, compound fertilizer addition