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西瓜细菌性果斑病是近几年在霞浦县西瓜上发生的1种新病害。具有发病快、防治难、为害重等特点。因其致病的特殊性和某些客观因素限制,几年来,该病的发生难以控制,对本县西瓜生产已构成严重威胁。笔者将近年来田间调查情况报道如下:1发病情况西瓜细菌性果斑病于2002年6月在本县
Watermelon bacterial fruit spot is a new disease occurred in Xiapu County watermelon in recent years. With fast onset, prevention and treatment of heavy, serious damage and so on. Due to the special nature of the disease and some objective factors, the occurrence of the disease is difficult to control over the past few years and poses a serious threat to the production of watermelon in the county. The author will field investigation in recent years reported the following: 1 the incidence of watermelon bacterial fruit spot in June 2002 in the county