杏虎,学名桃象甲,是北方果区核果类果树的主要害虫之一,近几年在仁用杏产区普遍发生。主要危害方式是雌成虫在幼果上蛀孔产卵,从而导致幼果脱落,严重时落果达50%以上。杏虎在河北北部一般二年发生一代,多数以成虫潜伏在表土下的蛹室中越冬,少数以幼虫越冬。越冬的成虫4月下旬出土活动,危害持续到5月下旬左右。出土后,先在树冠下杂草中栖息,经日晒取暖后上树危害,最先危害花蕾,座果后喙管伸入果内吸食果肉,使果皮出现多个蛀孔,孔中有果胶流出。成虫出土半月左右开始交配 Apricot tiger, the scientific name of Peach A, is one of the major pests of the north fruit region stone fruit trees in recent years in the almond production areas are common. The main hazard is the fecundity of female adults on the young fruit spawning eggs, resulting in young fruit off, serious decadent of more than 50%. Apricot tiger in northern Hebei generally two generations of generation, the majority of adults lurking in the topsoil pupal room in winter, a small number of larvae wintering. Overwintering adults unearthed in late April activities, the damage continued until about late May. After unearthed, the first weeds in the canopy habitat, after the sun on the tree after the heating hazard, the first to harm the buds, the fruit after the beak tube into the fruit pulp, so that there are multiple holes in the pericarp, holes in the fruit The plastic flows out. Adults unearthed about half a month began mating