Late blight management in Colocasia
1.Folpet 0.2% or Dithane-M45 0.2% spray at fortnightly intervals from first appearance of disease. Four sprays may be required.
2.Use healthy corms for planting.
3.Remove and burn diseased ones.
4.Use a tolerant variety like Muktakesi, Jankhari, Nadia local or topi.
5.To escape from disease infection planting of early maturing varieties during May for rainfed crop and during February/March for irrigated crop.