Chemical management
- Dust formulation of quinalphos
     1.5 D or methyl parathion 2 D or malathion 5 D should be incorporated in
     the basins. 
- Spray application of
     quinalphos 120 ml or malathion 200 ml or fenitrothion 100 ml in 200 litres
     of water on coffee and on fence against scales.