西瓜细菌性果斑病是近年由国外传入的一种新病害,1990年以来在我国东北、西北西瓜产地陆续发生,损失不小。1991年河北、山西也有发现,其发展之快应引起重视。该病主要危害果实,发病初期西瓜果实表面 Watermelon bacterial fruit spot is a new disease introduced by foreign countries in recent years. Since 1990, watermelon originating in northeastern and northwestern regions of our country have occurred one after another, with a great loss. In 1991, Hebei and Shanxi also found that their rapid development should be paid more attention. The main hazards of the disease fruit, early onset of watermelon fruit surface