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多效化肥是有无机混于一体具有微肥效应的新的复合肥品种,它是国家发明的专利产品,专利号为8810539,又在1997年第三届中国国际产品新技术博览会获金牌和1997年鸡西地方名优产品。增加农产量的主要因素是机、
Multi-effect fertilizer is a new compound fertilizer with inorganic effect and micro-fertilizer effect. It is a patented product invented by the State with a patent number of 8810539 and won the gold medal at the Third China International Product & Technology Fair in 1997 and 1997 Jixi famous local products. The main factor to increase agricultural output is machine,