Novel fruit tree compound fertilizer and use method thereof

The invention relates to the technical field of compound fertilizers, in particular to a novel fruit tree compound fertilizer which is prepared from the following raw materials in parts by weight: 30-45 parts of urea, 18-35 parts of potassium sulfate, 40-55 parts of decomposed organic fertilizer, 30-40 parts of biological bacterial fertilizer, 15-25 parts of trace elements, 16-35 parts of starch, 14-25 parts of fruit charcoal and 8-15 parts of a water-retaining agent. The compound fertilizer provided by the invention has comprehensive and high-content nutrients, can simultaneously supply various nutrients required by crops in a balanced manner for a long time, has a better fertilization effect, and can effectively prevent insect pests. 本发明涉及复合肥料技术领域，尤其是一种新型果树复合肥料，由以下重量份的原料制成：尿素30-45份，硫酸钾18-35份，腐熟有机肥40-55份，生物菌肥30-40份，微量元素15-25份，淀粉16-35份，果木炭14-25份和保水剂8-15份。本发明的复合肥料养分全面且含量高，能均衡地、长时间地同时供给作物所需要的多种养分，提高施肥的效果，生物菌肥可以有效防止虫害。