@SatyaaAwasthi Severe powdery mildew + nutrient stress, leading to leaf yellowing, drying and burning.Treatment:Spray Hexaconazole 1 ml/L or Tebuconazole 1 ml/LAdd Sulphur 2 g/L for better fungal controlRepeat spray at 5–7 day interval for 2–3 roundsApply 19:19:19 @ 1 g/L to support plant recoveryRemove heavily infected leaves and avoid excess moisture/humidity