一、加强果国后期管理苹果生长后期在树体管理上注意调整结果，及时防治各种病虫害，以保护叶片和果实，提高树体的抗性；在施肥上尽量少施或不施氮肥，适当增施复合肥、果树专用肥和磷钾肥。从7月中下旬开始，结合病虫防治，叶面喷施250～300倍磷酸二氢钾溶液或600～800倍惠满 First, to strengthen the management of late fructification Apple late growth in the tree management to adjust the results, timely control of various pests and diseases, in order to protect the leaves and fruits, to improve the resistance of the tree; fertilization as little or no nitrogen fertilizer, appropriate Compound fertilizer, fruit trees for fertilizer and phosphorus and potassium fertilizer. From mid to late July, combined with pest control, foliar spray 250 to 300 times potassium dihydrogen phosphate solution or 600 to 800 times the full benefits