Cercospora fruit /leaf spot: Dark spots on fruits
Pathogen: Cercospora punicae
Symptoms
Fruit spots are black, minute and circular on rind. When grow old, become large, irregularly circular and depressed presenting an ugly look to the fruits.
Disease development
The pathogen survives in plant debris and infected stem portions of the plant and is spread by wind borne conidia. The disease spread is fast during humid and rainy conditions in July-October.
Control
The diseased fruits should be collected and destroyed. Two to three spraying at 15 days interval of Dithane M-45 or Captan @ 2.5 g in one litre of water after fruit formation gives good control of the disease.