Excessive application of pesticides not only harmed the quality of agricultural products,but also damaged the rural ecological environment.Based on 260 survey data of family farms in Anhui province,the influence of technical services of agricultural enterprises on pesticide application on family farms was empirically analyzed by using propensity score matching method(PSM).The results showed that the application times of family farm decreased significantly under the service of agricultural enterprise technology,which decreased by 24.6%compared with farms without technical service.Factors such as farming years,gender of household head and access to information channels had significant effects on the times of pesticide application in family farms.Suggestions were put forward to increase support for agricultural enterprises,enrich communication channels,strengthen cooperation between agricultural enterprises and improve the ability of farm operators.