一、适地适树栽植时要选用抗寒树种及品种,尤其冬季温度较低而干旱的地区更应注意。二、合理间作既要防止间作高秆作物,造成树体光照不良、营养积累少,又要防止间作秋菜时浇水 First, the appropriate tree planting should choose cold-resistant species and varieties, especially in the winter temperature is low and the arid areas should pay more attention. Second, reasonable intercropping Both to prevent intercropping high stalk crops, resulting in poor light tree, nutrient accumulation, but also to prevent intercropping autumn vegetables when watering