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白背飞虱Ｓｏｇａｔｅｌｌａ ｆｕｒｃｉｆｅｒａ（Ｈｏｒｖａｔｈ）是江淮稻区（江苏、安徽）水稻上重大害虫之一，自８０年代以来，大发生频率增加，危害加重。该区的白背飞虱由南方虫源地迁飞而来，每年在６月中、下旬灯下和田间可见。由于该虫具有体型小、迁飞性、繁殖力?
Sogatella furcifera (Horvath), a whitebacked planthopper, is one of the major pests on paddy in Jianghuai rice area (Jiangsu and Anhui). Since the 1980s, the frequency of occurrence and occurrence of Sogatella furcifera increased. White-backed planthoppers in the area migrated from the southern source of insects and are visible annually in late June and late afternoon under fields of light and fields. As the pest with small size, migratory, fecundity?