根据田间系统调查，共发现福建省龙眼园天敌144种，隶属于2个纲12目54科，包括昆虫纲10目43科100种，蛛形纲2目11科44种；其中以蛛形目、膜翅目、鞘翅目和半翅目的种类数较多，分别占全部天敌种类的29.17%、24.31%、18.75%和9.03%；按作用方式分为捕食性与寄生性天敌，其中属捕食性天敌的种类有119种，寄生性天敌的有25种，分别占全部天敌种类数的82.64%和17.36%。

Based on systemic investigation on the natural enemies in longan orchards in Fujian Province, China, it is found that 144 species of natural enemies were founded in longan orchards, which belonged to 2 classes, 12 orders, and 54 families. All species of the natural enemies were included in 100 species, 43 families and 10 orders of Instecta, and were included in 44 species, 11 families and 2 orders of Arachnida. The ratioes of species of Araneida, Hymenoptera, Coleoptera and Hemiptera to all the natural enemies were 29.17%, 24.31%, 18.75%, 9.03%, respectively. All the natural enemies might be divided into 2 classes (predacious and parasitic enemy). There were 119 species belonging to predacious enemy and 25 species belonging to parasitic enemy, occupying 82.64% and 17.36% of the species of all the natural enemies.