e course

TEA :: MAJOR PEST :: SCALES

 


 

8.Scales: Saissetia coffeae  (Coccidae: Hemiptera)
Damage symptoms : Vegetatively propagated clones are susceptible. Presence of hemispherical brown scale along the midrib and tender stem. Sooty mould found on lower leaves.

Bionomics: Nymphs are white. Adult male is winged. Female is sedentary

unknown - Saissetia coffeae

Management
Spray any of the following insecticides viz., carbaryl 1 kg or endosulfan 35 EC or quinalphos 25 EC or chlorpyriphos 20 EC 1000 ml/ha or  ethion 50 EC 500 ml or profenofos 50 EC 800-1000 ml with  500 L water/ha