- Tip blight is a major fungal disease of onion crop.
- Due to this disease, the upper edges of the onion leaves start drying up.
- The upper edges of the leaves turn brown.
- For the prevention of this disease, use Thiophanate Methyl 70% WP @ 500 gram/acre or Chlorothalonil 75% WP @ 300 gram/acre.
- Use Pseudomonas fluorescens @ 250 gram/acre as a biological treatment.