Abstract

SmartStax traited and refuge corn hybrids in combination with soil insecticides were evaluated for effectiveness for larval corn rootworm (CRW) control near Clay Center, NE during 2015. The trial site was late-planted corn and pumpkins (insecticide free) during 2014. Experimental design was a RCB with four replicates. Plot size was 4 rows × ∼150 ft length with 30-inch row spacing. Soil type was a Crete silt loam. ‘DeKalb DKC62-77 RIB’ (contains GENSSRIB [SmartStax] insect and herbicide traits) and ‘DeKalb DKC62-98RIB’ (contains GENVT2PRIB [refuge] insect and herbicide traits) corn hybrids were planted on 30 Apr with a two-row JD 7100 Maximerge planter with finger pickup seed units. A …

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