Electroantennogram (EAG) responses to several chemical volatiles of soybean plant were investigated for the following four species of insects: 1) Aphis craccivora Koch and Macrosiphum avenae (Fabricius);

• 研究了下列害虫和寄生天敌种类对大豆植株中提取的某些挥发性次生化合物及其不同组合混合相的触角电位反应:1)豆蚜AphiscraccivoraKoch和麦长管蚜Macrosiphumavenae(Fabricius);