葡萄日灼病的发生与防治葡萄日灼病是由夏季高温和强烈的阳光曝晒而引起的一种生理性病害，受害轻的果皮生长停滞、果皮较厚；严重的出现圆形下陷的褐色枯死于疤，整个果穗干缩，果实畸形、龟裂、味酸、少汁，影响果实外观品质，降低商品价值。近年．我区夏季都出现持续严... The occurrence of grape sunburn and prevention and treatment of grape sunburn is caused by the summer heat and intense sun exposure caused by a physiological disease, damage to the growth of light peel stagnation, thick peel; serious round depression of brown dead In the scar, the whole ear shrinkage, deformed fruit, cracked, pickled, less juice, affecting the appearance of fruit quality, reduce the value of the commodity. in recent years. My district has continued to be strict in summer ...