1. Morphology of antennal sensilla of male black cutworm moth is observed with scanning electron microscope.

2. Look around A in all around, the competitor is bristly , ceaseless cutworm is feeding the market in A.

3. Both kinds of transgenic cotton had strong effect to Blank Cutworm on development, reproduction and nutrition.

4. The implication of the findings to control the back cutworm in fields was discussed.

5. Both Oxyopes sertatus and Harpactor fuscipes are important predators of common cutworm (Spodoptera litura) on tobacco.

6. In this paper, the relationship of the resistance of the common cutworm, Spodoptera litura Fabricius, to lambda-cyhalothrin and cuticular penetration of lambda-cyhalothrin was studied.