Source: University of Illinois

Ron Hines, an independent crop consultant in southern Illinois, has reported large infestations of wireworms in two separate fields in Massac County. Both fields were devoted to no-till corn production in 2010. Ron placed wireworm bait stations in both fields; after digging up the baits, he found an average of 35 wireworms per trap! The established threshold for wireworms is generally considered to be one per bait station. If this threshold is exceeded, producers are encouraged to consider applying a soil insecticide at planting, preferably one labeled for in-furrow placement. Rescue treatments are not an option. 

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