Sunscald: Blackening of skin
Symptoms
Sun causes deterioration to fruit branches and even main stem, the affected portion shows dark cracking spot on fruit and blackening /colouring of exposed stems to sun light.
Causes
High temperature along with excessive light, drought, and low relative humidity.
Control
Protect the fruits from direct sunlight by bagging/ covering.
Avoid very heavy pruning and develop good canopy by proper pruning and plant nutrition to provide shade to fruits.
Spray kaolin thrice at 15 days interval during hot summer months. First spray of 5% and next two of 2.5%. If heavy rain or winds occur spray interval can be reduced.