Common Diseases in Chilli
CMV & ChiVMV (veinal mottle virus)
Symptoms: Mottling, puckering, distortion & yellowing of leaves, Deformed fruits, Stunted plants.
Ø
Resistant
varieties
Ø
Control weeds
Ø
Remove
infected plants
Ø
Control aphids
(Dimethoate @ 0.2%)
Ø
Raise seedlings in net
Leaf Curl Virus
Symptoms: Severe stunting of plants, reduced leaf size, curling, crinkling & rosette like.
Ø
Resistant
varieties
Ø
Control weeds
Ø
Remove
infected plants
Ø
Control
whiteflies (Imidachloprid @ 0.05% or Dimethoate @ 0.2%)
Ø
Raise
seedlings in net
Ø
Sticky traps (yellow)
Powdery mildew
Symptoms: Powdery growth on lower side & brown , spots on the upper side of the leaves, severe defoliation
Ø
Resistant
varieties
Ø
Foliar
application of wettable
sulphur (0.3%) or Hexaconazole (0.1%) or Tebuconazole
(0.075%)
Phytophthora root rot
Symptoms: Damping off or collapsing of seedlings, collar & root rot, leaf blight & fruit rot, plants wilting in patches.
Ø
Resistant
varieties
Ø
Raised bed
cultivation
Ø
Avoiding water
stagnation
Ø
Crop rotation
Ø
Fungicides
(metalaxyl and fixed copper)
Anthracnose fruit rot
Symptoms: Water-soaked spots on fruits with concentric rings, become dark and depressed. Seeds are also affected.
Ø Seed treatment
Ø
Fruits harvest
in rain free conditions
Ø Crop rotation
Ø Avoiding overhead irrigation
Ø
Fungicides
(chlorothalonil or mancozeb)