The result of research is as follows:1.The incentive proportion of mulberry and hair white poplar, apple, willow, elm to Apriona germari is 6.8:1.2,5.6:1.2,5.8:1.2,6.2:0.8.Confirming mulberry incentive function to Apriona germari biggest.

• 研究结果如下:1.；桑树与毛白杨、苹果、旱柳、白榆的平均引诱比分别为6