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随着农业生产的发展,特别是商品粮基地建设的需要,我省施用化肥的数量和品种逐渐增加。近二、三年来,每年使用化肥已达160～170万吨。化肥的品种,除本省产的尿素、碳酸氢铵和过磷酸钙等外,还有进口的三料磷肥、磷酸铵和各种混合肥料。如何科学的施好这些化肥,提高化肥的增产效益,应引起各级农业领导和技术人员的重视。据
With the development of agricultural production, especially the needs of the construction of commodity grain bases, the quantity and varieties of chemical fertilizers used in our province are gradually increasing. Nearly two or three years, the annual use of fertilizer has reached 160 to 1.7 million tons. Fertilizer species, in addition to the province’s urea, ammonium bicarbonate and superphosphate, etc., there are imported three fertilizer, ammonium phosphate and various compost. How to apply these fertilizers scientifically and increase the yield-increasing benefits of chemical fertilizers should draw the attention of agricultural leaders and technicians at all levels. according to