甘薯丛枝病俗称“薯公”、“籐鬼”是我省分布广(全省约有50个县市发生)、危害严重的一种类菌体病害.甘薯被侵染后植株矮缩,叶子变小,花器叶变,枝蔓丛生,早期(薯块形成前)受害不结薯,中期(薯块形成时)、后期(薯块膨大阶段)受害结薯小,产量很低(分别仅及健株的4.7%与23.7%),品质低劣(如纤维增多,出粉率低,食味差等).近年来,此病已在我省沿海部分薯区普遍发生,有的流 Sweet potato broom disease commonly known as “potato public”, “vine ghost” is widely distributed in our province (about 50 counties and cities in the province), a serious harm to the kind of bacterial disease sweet potato is dwarfed plants infected, leaves (Early potato tuber formation) did not suffer from tuberous tubers, medium tuberosity tuberous tubers (late tuberous tubers were formed), late tuberous tuberous tubers (tuberous tuberous tubers were enlarged), and the yield was very low (only healthy Strains of 4.7% and strains of 23.7%), poor quality (such as increased fiber, low yield, poor taste) .In recent years, the disease has been common in some coastal areas of our province, some flow