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柑桔溃疡病〔Xanthomonas citri(Hasse)Dowson〕系毁灭性的病害,国际贸易列为主要检疫对象。湖南各柑桔产区,大部分遭到病害的威胁。根据湖南省检疫站的调查,湘西的黔阳、辰溪、淑浦等3县;湘中的邵阳、新化、新宁、新邵、武岗、涟源、湘潭、长沙、浏阳、攸县、株州等8县;湘南的祁阳、衡南、衡山、安江、零陵、衡阳等6县均有病害的分布。其中衡山第八区已有7个乡发现病害。又在距病区100华里的草市、梅州、木陂等乡,也发生病势不等的零散植株。除了这些已经发现的病区以外,其他各柑桔产区,是否发生病害,尚待调查。
Citrus canker [Xanthomonas citri (Hasse) Dowson) is a devastating disease and international trade is the main quarantine object. Most citrus producing areas in Hunan Province are threatened by diseases. According to the investigation of the quarantine station in Hunan Province, 3 counties in Qianxi, Chenxi and Shupu in western Hunan Province, Shaoyang, Xinhua, Xinning, Xinshao, Wugang, Lianyuan, Xiangtan, Changsha, Liuyang, Youxian, Zhuzhou and other 8 counties; southern Hunan Qiyang, Hengnan, Hengshan, Anjiang, Lingling, Hengyang and other six counties have the distribution of the disease. In the eighth district of Hengshan, seven townships have discovered the disease. Again in the ward 100 Huarui Grass City, Meizhou, Kushiro and other townships, there are scattered disease ranging from scattered plants. In addition to these ward has been found outside the other citrus producing areas, whether the occurrence of disease remains to be investigated.