Late blight

Common Name

late blight

Scientific Name

Phytophthora infestans

Issue

Fungal

Causes

Cool and moist periods increase infections

Prevention

Cultural practices- Use healthy seeds/ planting materials, field sanitation, proper rotation, proper plant spacing, resistant varieties, tool hygiene, solarisation, weather forecasts. Use of 'maigoya' to prevent outreaks of late blight.

Control

Use of fungicides based on copper hydroxide or oxychloride.