我县主产棉区部份社队,曾大量安装黑光灯诱杀棉花害虫,但由于黑光灯在诱杀害虫的同时,也诱杀了大量益虫,如使用得当,效果“得多于失”,使用不当,则“得失相当”,甚至“得不偿失”。因此,近年来有些社队,将黑光灯弃置不用。怎样协调它与生防的矛盾,达到趋利避害,为此,我们结合棉 Some of the main production cotton farms in our county have set up a large number of black light traps to kill cotton pests. However, as the black lights trap and kill pests, they also trap and kill a large number of beneficial insects. If used properly, the effect is “more than lost” and improperly used , “Gains and losses are quite” or even “worth the candle.” Therefore, some community teams have abandoned the black light in recent years. How to coordinate the contradiction between it and biocontrol so as to achieve benefits and avoidance. Therefore, we combine cotton