Early blightCaused by: Alternaria tomatophilia
Problem Category: Fungal Disease
Symptoms: Premature dropping of lower leaves; brown-black spots on leaves; spots covering leaf surface; alternating rings of light and dark on leaves; yellowing dry leaves; large sunken area of concentric rings and black velvety texture at stem end of fruit
Comments: Disease can spread rapidly after plants have set fruit
Management: Apply Dasapatra kashayam; destroy any volunteer solanaceous plants (tomato, potato, nightshade etc); practice crop rotation
Control: spray 5% cowurine +ipomea solution. or Fermented buttermilk 6litre in 100 litre water to control fungal diseases.