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Showing posts from August, 2015

Aphids in corn: The dilemma of post-pollination infestations

Bruce Potter, IPM Specialist, and Ken Ostlie, Extension Entomologist As agriculturalists re-enter corn fields to scout corn rootworm beetle populations and begin to estimate yield potential, they often find some unwelcome aphid visitors. Heavy infestations on ears and adjacent leaves can grab your attention and trigger the “Should I spray question?” The crop protection urge may be strong with the corn crop we have this year; let’s review what’s known about aphids in corn before you make that spray or don’t spray decision.