Info on the pic and ladybugs required

Farm Questions
1

Hi,
2 questions :

  1. Does anyone know what weed this is ? pls see pic.
  2. also, i heard that once can use Ladybugs as natural killers for mealy bugs. any idea where i can find some lady bugs?

thanks
Devyani

20140202_125340.jpg600×800 128 KB

2

hello lady bird beetles can be purchased from agri universities or can be collected by hand. they will be abundant in organically cultivated fields. if u grow cowpea these beetles will enter ur field soon.