论文部分内容阅读
通过观察脱皮法、测量头壳宽度法等，描述了警纹夜蛾幼期各虫龄的形态特征并加以比较，同时发现六龄幼虫具有二型现象。
By observing the peeing method and measuring the width of the head shell, etc., the morphological characteristics of each worm age were described and compared, and it was found that the sixth instar larvae had the type II phenomenon.