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新型果树专用复合肥,是山东省平度市磷肥厂研制的一种果树专用化肥.该肥是在复混肥专用造粒装置上制成,获得1987年国家发明专利权.该肥含有多种果树必需的营养元素,其主要养份含量为,氮8%、磷10%、钾7%、锌1%、硼1%,还含有钙、镁、硫、铁等多种微量元素。该肥为颗粒状,每个肥粒中含有一粒尿素,尿素粒周围包被磷
The new fruit-specific compound fertilizer is a special fertilizer for fruit trees developed by Pingdu City Phosphate Fertilizer Plant in Shandong Province, which was made on the special granulation device for compound fertilizer and obtained the national invention patent right in 1987. The fertilizer contains many kinds Fruit essential nutrients, the main nutrients, nitrogen 8%, phosphorus 10%, potassium 7%, zinc 1%, boron 1%, also contains calcium, magnesium, sulfur, iron and other trace elements. The fertilizer is granular, each containing a grain of urea, urea particles coated around the phosphorus