不同的奇主植物，对昆虫的生理生化途径、行为表现乃至形态特征等诸多方面都会产生不同程度的影响。早在本世纪3O年代末，Swingle[1]就发现取食不同寄主植物的叶片之后，南方灰翅夜蛾Spodopteraeriulania（Cramer）幼虫对砷化物的敏感性发生了变化。后来，人们又对寄主植物与昆 Different main plant, on the physiological and biochemical pathways of insects, behavior and even morphological characteristics and many other aspects will have varying degrees of impact. As early as the late 1930s, Swingle [1] found that the susceptibility of S. avenae Spodopteraeriulania (Cramer) larvae to arsenic changed after feeding on the leaves of different host plants. Later, people again host plants and Kun