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结合果园施肥覆盖、深埋玉米秸秆,对增加土壤有机质,提高土壤肥力,改善果实品质都有重要作用。1 地面覆盖法。主要适用于密植园或成龄郁闭园,在树冠外缘、两侧各做一条高25厘米左右的埂,并平整树盘,秋季将玉米秸秆粉碎与磷肥、碳铵等混合后覆盖在树盘内,厚度为15～20厘米,并覆土压埋,浇透水即可,一般亩用秸秆4000～5000公斤,磷肥40公斤,碳铵20公斤或适量生
Combined with orchard fertilization covering, deep corn stalks, to increase soil organic matter, improve soil fertility, improve the quality of the fruit has an important role. 1 ground cover method. Mainly used in densely populated or mature closed garden, on the outer edge of the crown, each on both sides of a height of about 25 cm, and the tree, the fall of corn stalks pulverized with phosphate fertilizer, ammonium bicarbonate, etc. covered in the tree Plate, the thickness of 15 to 20 cm, and embedding soil buried, water can be drenched, the general mu with straw 4000 to 5000 kg, 40 kg of phosphate fertilizer, ammonium bicarbonate 20 kg or the amount of students