沙枣播种育苗,往往因土壤板结,影响幼苗(芽)的顶土,以致造成缺苗断条,使单位面积产量大大降低。造成土壤板结的因素是比较复杂的,就我区东部沙区来说,主要是气候干旱,风多雨少,蒸发强烈,碳酸 Ears jujube planting seedlings, often due to soil compaction, affecting the top seedlings (buds), resulting in lack of seedlings broken, so that the yield per unit area greatly reduced. The factors that cause soil compaction are more complicated. For the sand area in the east of the area, there are mainly arid climate, less rain and wind, strong evaporation,