苹果树的春季管理是提高苹果产量和品质的关键。管理工作应抓住四点:一、及时施足肥料春季对于未施秋肥或施肥不足的,要在春季三月中下旬及时进行追肥,以满足树体对养分的需求。在施足有机肥的基础上追施化肥,以满足果树开花、坐果和新梢生长对养分的需求。春季追 Spring management of apple trees is the key to improving apple yield and quality. Management should seize the four points: First, the timely application of adequate fertilizer Spring for the failure to apply autumn or insufficient fertilizer, in late spring and late March timely top dressing to meet the tree’s nutrient needs. Apply fertilizer on the basis of adequate organic fertilizer to meet the nutrient needs of fruit trees for flowering, fruit setting and shoot growth. Spring chase