- Brown-black necrotic spot-angular, oval shape characterized by concentric rings on the upper leaf surface.
- Carbendazim 12%+ Mancozeb 63%@ 300 gm/acre.
- Thiophanate methyl 70% Wp @ 250 gm/acre.
- Chlorothrlonil 75% WP @ 250 gm/acre.
- Kasugamycin 5% + Copper Oxychloride 46% WP@ 300 gm/acre.