甘薯瘟发生于两广廿余县,已有十多年的历史,据调查广西薯瘟是由广东带病薯种传入所引起的,蔓延地区甚广,玉林、北流、容县、岑溪、苍梧、藤县、桂平、平南、贵县、陆川、博白、梧州、大瑶山等十三个县市都有不同程度的薯瘟 Sweet potato plague occurred in more than 20 counties of Guangdong and Guangxi, has more than 10 years of history, according to the survey of Guangxi plague was caused by the introduction of diseased potato species in Guangdong, the spread of a wide area, Yulin, Beiliu, Rongxian, Cenxi, Thirteen counties of Cangwu, Tengxian, Guiping, Pingnan, Guixian, Luchuan, Bobai, Wuzhou and Dayaoshan all have different degrees of blast