甘蔗绵蚜在广西的发生为害情况,因蔗区的生态结构的不同而略有不同,根据广西甘蔗研究所报导,我区各蔗区由于地理位置、地形地貌、气候条件不同,可分为桂南南亚热带区,桂中中亚热带区和桂北中亚热带区三大区和八个类型。南宁、武鸣等县市的蔗地属于桂南南亚热带台地型蔗区,这类型蔗区的主要特点是常年高温多雨,年平均温 Sugarcane aphid occurred in Guangxi, the damage situation, due to different ecological structure of sugarcane area slightly different, according to Guangxi Sugarcane Institute reported that due to its geographical location, topography, climatic conditions, can be divided into Gui South-south subtropical zone, Guangxi-Central Asia subtropical zone and northern subtropical zone of northern Guangxi and eight types. The cane fields in Nanning, Wuming and other counties belong to the southern subtropical sugarcane planting area in southern Guangxi. The main characteristics of this type of sugarcane planting area are the high temperature and rainy year, the annual average temperature