近年来，人们对秸秆综合利用认识不足，秸秆焚烧现象严重，造成环境污染，资源浪费。１秸秆还田的好处秋季树盘覆盖秸秆不仅有利于保墒蓄水，同时又能调节地温，抑制杂草生长。更重要的是秸秆含有氮、磷、钾等许多矿物质元素。因此，在秋季果园覆盖或挖沟施入，既可以增加... In recent years, people have not fully understood the comprehensive utilization of straw and the phenomenon of straw burning is serious, resulting in environmental pollution and waste of resources. 1 the benefits of straw return Autumn tree tray covered straw is not only conducive to moisture storage, but also can regulate ground temperature, inhibit weed growth. More importantly, straw contains nitrogen, phosphorus, potassium and many other mineral elements. Therefore, in the autumn orchard ditching or trenching facilities, both can increase ...