性诱剂在斜纹夜蛾、甜菜夜蛾测报上的应用

摘要

连续4 a用性诱剂监测了江苏宜兴蔬菜主产区斜纹夜蛾、甜菜夜蛾的发生动态。试验结果表明,性诱剂可用于斜纹夜蛾和甜菜夜蛾预测预报,是防治害虫的有效方法；宜兴市斜纹夜蛾和甜菜夜蛾成虫在9~10月大量发生,8月中下旬至11月上中旬是重点防治时期。%For four consecutive years, the dynamic occurrence of Prodenia litura and Spodoptera exigua has been monitored by using sex attractants in the main vegetable production region of Yixing. The results showed that sex attractants could be used in P. litura and S. exigua's prediction and forecasting, and it was an effective method to control the two pests by using sex attractants. Moreover, adults of P. litura and S. exigua were occurred in a larger number from September to October, and the best control period was from late August to early and middle November.