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化学肥料是用化学方法合成或经化学方法处理而制得的含有一种或多种营养元素的化学物质,这些营养元素包括氮、磷、钾、钙、镁、铁、锰、硼、铜、锌、钼等。植物需要量最大的是氮、磷、钾三元素。化学肥料营养元素含量高,肥效迅速,能促进有机物的分解,还可以根据植物生长的需要进行配方分解,因地制宜,互相补充,配合应用,提高肥料的利用率,以获得更为理想的效果,达到增产的目的。
Chemical fertilizers are chemical substances containing one or more nutrients, such as nitrogen, phosphorus, potassium, calcium, magnesium, iron, manganese, boron, copper, Zinc, molybdenum and so on. Plant needs the largest nitrogen, phosphorus and potassium three elements. Chemical fertilizers with high nutrient content, rapid fertilizer, can promote the decomposition of organic matter, but also according to the needs of plant growth formula decomposition, according to local conditions, complement each other, with the application of fertilizer to improve utilization, in order to obtain more satisfactory results, reaching The purpose of increasing production.