“pollutant from chemical fertilizer”的概念、定义、翻译、参考文献-科学参考

单词	pollutant from chemical fertilizer
释义	pollutant from chemical fertilizer Encyclopedia 农学化肥源污染物释 pollutant from chemical fertilizer化肥源污染物由于化肥生产过程中使用的原料以及矿石本身含有的杂质不能完全去除而形成的污染物。如磷肥中的主要杂质有重金属镉、铬、铅、砷和放射性元素等。在农业生产过程中，大量施用的化肥不能完全被植物吸收利用，反而导致污染物累积，或通过转化形成对土壤、空气和水体等的环境污染物等。
随便看	separation apparatus of strongly magnetic minerals separation apparatus of weakly magnetic minerals separation axiom separation basis separation between revenues and expenditures separation cochain separation cocycle separation condition separation-connection device separation (distillation, extraction and absorption) process control systems separation edge separation energy separation equilibrium separation equipment using in oilfield separation/extraction equipment separation factor separation flow separation fracture separation layer separation logic separation marks examination separation mechanism separation membrane separation metallurgy of niobium and tantalum separation mood

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