In this book an attempt has been made to provide knowledge about seasonal abundance of Diamondback Moth & Lady Bird Beetle in Cabbage Ecosystem. Diamondback Moth is one of the most resistance insect against traditional Insecticides. Apart from ordinary management aspect & methods. This chapter gives an advanced control methods via. use of novel insecticides against Diamondback Moth & safe for natural enemies in cabbage ecosystem. Best efforts have been made to assess the efficacy of newer insecticidal molecules against DBM, and the result will be prove helpful for management of Plutella Xylostella.