Symptom s
- It attacks the leaves, flowers, stalks of panicle and fruits.
- Shedding of infected leaves occurs when the disease is severe.
- The affected fruits do not grow in size and may drop before attaining pea size.
- Survives as dormant mycelium in affected leaves.
- Secondary spread by air borne conidia
Management
- Dusting the plants with fine sulphur (250-300 mesh) at the rate of 0.5 kg/tree.
- The first application may be soon after flowering, second 15 days later (or) spray with Wettable sulphur (0.2%), (or) Carbendazim (0.1%),(or) Tridemorph ( 0.1%),(or) Karathane (0.1%).
| Powdery mildew infection on flowers | Advanced stage |