选购优质果树苗，除严格植物检疫制度，禁止从疫区调运前水外，还应注意以下几点：一、苗木高度苗高以100cm左右为宜，最矮不低于80cm，最高木超过150cm。如果幼苗过高，饱满的芽子都在枝条上都，栽植定于后，留在整形带（距地面约60～80cm）内的芽只能是些瘦弱瘪小芽。二、苗 Buy high-quality fruit trees, in addition to strict plant quarantine system, prohibit dispatch before the water from the epidemic area, should also pay attention to the following points: First, seedling height to about 100cm seedling height, the minimum is not less than 80cm, the highest wood over 150cm. If the seedlings are too high, full of buds are on the branches, planted to stay in the plastic zone (about 60 ~ 80cm from the ground) within the bud can only be thin and thin defoliating buds. Second, seedlings