Sunscald: Bronze colour of skin
Symptoms
The damage is more in open canopies. Surface skin of fruits facing afternoon sun turns brown or bronze colour and may also become dark brown due to scorching, underneath skin is normal.
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.