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复(混)肥料的主要养分为氮、磷、钾。凡含有两种或两种以上营养成分的肥料品种,统称为复(混)肥料。其加工类型有:粉状掺合型;粉状混合造粒型和料浆造粒型。一发展高效、多元复(混)肥料是现代农业的需要,是化肥工业发展的方向。农作物施用复(混)肥料能增加产量、提高品质、降低成本,它还有运输方便,施用方便等优点。国外早就大面积使用,施用量占化肥的30—70％。我省从1986年开始试验性生产,现已有29家定点厂生产复(混)肥料,生产能力达到35万吨。今
Complex (mixed) fertilizer main nutrients for nitrogen, phosphorus and potassium. Where containing two or more nutrients of fertilizer varieties, collectively referred to as complex (mixed) fertilizer. The processing types are: powder blended type; powder mixed granulation type and slurry granulation type. A development of efficient, multi-complex (mixed) fertilizer is the need of modern agriculture, fertilizer industry is the direction of development. The application of compound (mixed) fertilizers in crops can increase the yield, improve the quality and reduce the cost. It also has the advantages of convenient transportation and convenient application. Abroad has long been a large area, the amount of fertilizer accounted for 30-70%. Experimental production has been started in 1986 in our province. At present, 29 fixed-point plants have been established to produce compound fertilizers with a production capacity of 350,000 tons. this