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小菜蛾在我国南方发生重,防治难度大。使用性引诱剂防治能达到简单、安全、高效的目的。近年来已在东莞菜区取得成功,累计推广面积达667hm2。与常规药剂防治的菜田比较,每季可少用药4～5次,显著降低防治费用,增加一级菜比率。
Plutella xylostella is heavy in southern China, so it is very difficult to control. Use of attractant control can achieve the simple, safe and efficient purpose. In recent years has been successful in the vegetable area in Dongguan, the cumulative promotion of an area of 667hm2. Compared with the conventional chemical control of vegetable fields, medication can be less every quarter 4 to 5 times, significantly reducing the cost of prevention and control, an increase of a vegetable ratio.