Question

Bacterial blight of rice, a serious disease-causing yellowing and drying of leaves with characteristic 'wavy margin' lesions, is best managed primarily through which combination of practices, since curative bactericides have limited field efficacy?

A Only heavy nitrogen fertilization to boost plant vigour
B Only insecticide application
C Complete avoidance of irrigation
D Only post-harvest fungicide treatment of grains
E Use of resistant varieties, balanced fertilization
Practice Next

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)