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蜘蛛属于节肢动物门(Arthropoda),蛛形纲(Aranchnidae),蜘蛛目(Aranede).蜘蛛种类繁多,其中许多种是农作物害虫的重要天敌.农田中的蜘蛛,扑食量大,扑食面广(可扑食蚜虫类、红蜘蛛、棉铃虫、烟夜蛾、斜纹夜蛾、稻纵卷叶螟、稻苞虫、稻飞虱、稻叶蝉等),活动时间长(在5℃以上的温度下即能活动扑食),寿命长(1~5年),不趋扑黑光灯.是防治粮、棉田害虫一个有利用价值的天敌.现将我们对朝阳地区棉田扑食性蜘蛛的种类、分布的初步研究结果介绍如下:
Spiders belong to the genus Arthropoda, Aranchnidae and Aranede. There are a wide variety of spiders, many of which are important natural enemies of crop pests. Aphids, spider mites, cotton bollworm, tobacco budworm, Spodoptera litura, rice leaf worms, rice planthoppers, rice leafhoppers, etc.) can be stored for a long time (at temperatures above 5 ℃ Under the activities that can prey food), long life (1 to 5 years), do not trend black light is prevention and treatment of grain, cotton pests have a use value of natural enemies now we are on the cotton field in Chaoyang area of prey species spiders, distribution The preliminary findings are as follows: