Scales, mealybugs and aphids
Spray dimethoate 30 EC 1 ml/l.
Fruit fly
1. Collect the affected fruits and destroy.
2. The fly population is low in hot day conditions and it is peak in rainy season. Hence
adjust the sowing time accordingly.
3. Expose the pupae by ploughing.
4. Install cucurbit fruit fly trap @ 4/ acre
5. Neem oil @ 3.0 %
Do not use copper and sulphur dust, as these are phytotoxic