Fruit and Shoot Borer
Bores into shoots and pods and eats them causing damage to pods and reduction in yield.
Management: Remove the affected pods and shoots. Apply pesticide Carbaryl, at the rate of four grams per litre or Neem Oil solution.
Stays underneath the leaves of the plant and grows by eating sap from the leaves. Causes the rolling in of leaves with a burnt colour. This affects the plant entirely.
Management:- Spraying of Dimethoate (0.05%) every ten days helps control the damage.
Sucks cell Sap of the leaves causing white patches appear on the leaves and the leaves ultimately fall down.
Management: Spraying of wettable Sulphur 2gm/litre of water or Dicofol 2.5ml/litre of water controls Mites.
Root Knot Nematode
Enters Root of the plant and develops knots throughout the roots. Retards plant growth causes yellowing of leaves.
Treat the soil with neem leaves or paddy husk at the sowing pits one week before sowing.
Deep ploughing and exposure to sun or plant rotation also controls the pests.
Application of Nemagon at the rate of 74 litres per acre before sowing also can control the pests.
Suck sap from soft areas of the plant causing curling and knotting of leaves.
Management: spraying of Tobacco decoction or Dimethoate 0.05% over the affected areas controls the pests.
Sucks sap from the leaves. Carriers of Yellow Vein Mosaic Virus. Curling and drying of leaves.
Management: spraying of Dimethoate 0.05% once in every 10 days controls the pests also controls Yellow Vein Mosaic Virus.
Diseases and Management
Yellow Vein Mosaic Virus
Affects leaves of the plant causing thickening of the veins and development of yellowish and thicker and smaller Pods unsuitable for consumption.
Management: remove the affected plants. Application of either Neem oil solution or Dimethoate 0.05% on the plants once in every 10 days prevents the damage. Using YVMV resistant varieties of the plant controls damage
The affected seedlings are susceptible to get damaged before they grow. The plant population is affected with fungal disease causing loss of crop.