What are the damage symptoms of Hairy caterpillar in moringa and how it can be controlled?

moringa

This is a common pest of Moringa that can also become serious.  The larvae defoliate the trees quickly, and then collect on tree trunks and branches in groups. They can be killed with a burning torch, spray of fish oil, rosin soap, methyl parathion, chlorpyrifos or quinalphos can also control the pest.