How to Control Purple Spot Disease in Onion Crop
crop-protection
Purple spot disease is a fungal infection that affects onion crop growth and yield. Proper disease management helps protect the crop.
Khetiwadi Team4 min read5,845 views
Purple Spot Disease in Onion Crop
Purple spot disease is a common fungal disease affecting onion crops. It causes purple lesions on leaves which reduces plant growth and yield.
Main Causes
- Excess rainfall and humidity
- Closely spaced plants
- Poor air circulation in the field
Symptoms
- Purple or brown spots on leaves
- Drying of leaves
- Reduced plant growth
Control Measures
- Maintain proper spacing between plants
- Avoid water logging in the field
- Apply fungicide at early stage of infection
Recommended Spray
Spray Tebuconazole 25.9% EC @ 250 ml mixed in 200 liters of water per acre.
Frequently Asked Questions
What causes purple spot disease in onion?
High humidity, excessive rainfall and dense planting cause purple spot disease in onion crops.
Related crops: onion
Tags
- onion farming
- onion purple spot disease
- pyaaz ki kheti
- onion crop protection
- fungal disease in onion
