Serpentine leaf miner, Liriomyza trifolii

Drying and dropping of leaves due to infestation

Spray monocrotophos 36 SL @ 1.5 ml/l  OR

NSKE @ 4 %.

Pumpkin beetles

Leaves with holes and sickly appearance

Spray malathion @ 1.0 ml/l  OR

quinolphos @ 1.0 ml/l  OR

Carbaryl @ 4g/l

Fruit fly, Bactrocera cucurbitae

Decay, deformation and dropping of fruits

1)Collect and destroy the affected fruits

2)Rake up the soil to expose pupae to heat and natural enemies

3)Set up traps (10-15/ac) with culure as food lure and 0.1% malathion (1ml + 2ml) per liter of water) to attract adults and kill

4)Spray malathion @ 1.0 ml/l  OR quinolphos @ 1.0 ml/l with 0.1% jaggery as phagostimulant

Cucurbits anthracnose

Small yellowish or water soaked ulcer like areas on foliage and on fruits

Spray Mancozeb or Hexacab 0.25% or carbendazim 0.1% at 10 days interval