在西安市的市区及郊区分设气传昆虫捕捉点 ,利用诱捕、扫捕、吸捕等方法捕捉了西安地区气传昆虫 ,为时 1年。结果发现西安地区 4～ 11月均有气传昆虫污染 ,5、6、7月份污染最重。全年共捕捉气传昆虫 110 79只 ,属 11目、79科。气传优势昆虫为蚜、蚜茧蜂、隐翅甲科 ,大型气传优势鳞翅目昆虫为天蛾科及夜蛾科 ,它们大多属气传病媒昆虫 ,与当地一些传染病的流行 ,支气管哮喘的发作有关。 In the urban and suburban areas of Xi’an City, divided into the catch of insect pests, the use of trapping, sweeping, catching and other methods to capture the air-borne insects in Xi’an for one year. The results showed that air pollution in April and November in Xi’an insect pollution, the most polluted May, June and July. A total of 110 79 entrained insects were caught in the year, belonging to 11 orders and 79 families. Aphids, Aphidius braconidae, Cryptoprobromidae, and large-scale predominant Lepidoptera insects are the moth family and noctuid family. Most of them are gas-borne vector-borne insects, which are associated with the prevalence of some infectious diseases in the local area. Bronchial asthma attack related.