RICE :: FUNGAL DISEASES :: NARROW BROWN LEAF SPOT
Narrow brown leaf spot - Cercospora janseana (Sexual stage: Sphaerulina oryzina)
The fungus produces short, linear brown spots mostly on leaves and also on sheaths, pedicels and glumes. The spots appear in large numbers during later stages of crop growth.
Conidiophores are produced in groups and brown in colour. Conidia are hyaline or sub hyaline, cylindrical and 3-5 septate.
Spray Carbendazim 500 g or Mancozeb 2 kg/ha.