Bacterial Blight in Silk

Bacterial blight is a serious disease that affects mulberry plants, which are the primary food source for silkworms in sericulture (silk farming). This disease can severely impact silk production.

🦠 Causal Organism

Xanthomonas campestris pv. mori – a gram-negative bacterium.

🌿 Symptoms

• Water-soaked spots on leaves
• Yellowing and wilting of foliage
• Necrotic lesions on leaves and stems
• Defoliation in severe cases

🧪 Spread & Conditions

The disease spreads through infected plant debris, rain splash, and pruning tools. It thrives in humid and wet conditions.

🛡️ Management

• Use disease-free planting material
• Avoid overhead irrigation
• Practice crop rotation and field sanitation
• Apply copper-based bactericides or antibiotics like Streptocycline (as recommended by local agricultural authorities)

📸 Example Image

Note: Always consult local agricultural experts before applying chemical treatments.