Cotton bollworm
Bolls showing regular, circular bore holes
Larvae seen feeding on the boll by thrusting their heads alone inside and leaving the rest of the body outside
Presence of granular faecal pellets outside the bore hole.
A single larva can damage 30-40 bolls.
Disease causing Species Name:
Helicoverpa armigera
Major Plants under threat:
Cotton
Method of Application:
Soil application, foliar spray,drip irrigation. se the spray solution as a direct spray targeting the pests on the undersides of the leaves.
Intervals:
Apply preferably in the early morning or during the late evening hours. Foliar Spray: Spray on the foliage during evening hours
Dosage:
ABTEC Verticillium is used for foliar spray and soil application. The normal dosage is 20 g per plant.
Soil Application: Mix 3 – 5 kg ABTEC Verticillium with 200 kg organic manure and apply uniformly to moist soil (1 acre). For tree crops mix 20 g with 1 kg organic manure and apply at the base.
Foliar Spray: Mix 10 kg ABTEC Verticillium in 500 litres of water per hectare and spray on the foliage during evening hours. Use the spray solution as a direct spray targeting the pests on the undersides of the leaves.
Drip Irrigation: ABTEC Verticillium can be mixed @ 20g /litre of water. After filtering it can be incorporated into the soil through the drip irrigation system during the pre or post planting stage.
