１、掌握适宜施肥时间苹果施基肥以秋施为最好 ,一般于早熟品种采果后 ,中晚熟品种采果前后施用 ,宜早不宜晚 ,如９月上旬 ,此时气温高 ,雨量多 ,基肥有充足的时间使肥料分解 ,叶片功能尚未衰退 ,有较强的光合功能 ,养分回流到根中 ,正值果树根系生长的第二三次高峰 ,且断根容 1, to master the appropriate fertilization time Apple base fertilizer to autumn is the best, usually in early maturing varieties of fruit picking, the late maturing varieties of fruit before and after the application should not be too late in early, such as early September, when the temperature is high, rainfall, Basal fertilizer has enough time to break down fertilizers, leaf function has not yet declined, has a strong photosynthetic function, nutrients flow back to the root, is the fruit tree root growth second and third peak,