Chemical management
- Control ants by
     dusting quinalphos 1.5% or malathion 5% around the base of coffee and
     shade trees.
- Spray the affected
     patches with quinolphos 25 EC @ 300 ml using a gutter sprayer.
- If roots are infested -
     drench the soil near the root zone with quinolphos 25 EC @ 300 ml (Add 300
     ml of Plantvax 20 EC or 160 g of Bayleton 25 WP in 200 lit water)
- In the case of young
     plants (2-4 year old) drenching with dimethoate 30 EC @ 3 ml per litre of
     water is effective in root and shoot mealy bug.