Cotton leaf spot: Myrothecium roridum
- Reddish spots of 0.5 mm-1cm diameters may appear near the margins of the leaves.
- The affected portions fall off leaving irregular shot holes in the leaves.
- Remove and destroy the infected plant residues.
- Spray Mancozeb or Copper oxychloride at 2kg/ha at the intimation of the disease.
- Two to three sprays may be given at 15 days interval.
- TamilNadu Agritech Portal