Entomo._.

Zygogramma bicolorata is an effective biocontrol agent of Parthenium hysterophorus.
Parthenium w**d is now an emerging w**d in Pakistan.
Z.bicolorata also called mexican beetle it can give an effective biocontrol of parthenium w**d because it feeds voraciously.

Cabbage aphid (brevicoryne brassica) is a sucking insect pest and vector of many viral and fungal diseases.
Treatment;
In small out break use high pressure water spray in case of large out break use lamba cyhalothrin for efficient control .