Using the lower rate of the surfactant, or using NIS when either NIS or COC can be used will reduce the amount of crop injury. Vegetable Crop Insects - Derby Walker, Extension Agricultural Agent. Melon aphids have been seen in a few fields in Sussex County. Look for cupped leaves on the plant. Lannate is the only material labeled on cucurbits for melon aphid control.
Good coverage is needed to reach the aphids on the underside of the leaf.
As you switch from herbicides to insecticides and fungicides, take the extra time to thoroughly clean your sprayer. Safety equipment and extra precautions should be used because pesticides will be present. Consider a tank cleaner to loosen any pesticide residues in the tank. The tank and lines should be thoroughly flushed out. Remove and clean all the screens in the system, as well as the nozzles.