Abstract
Two insecticide efficacy trials were conducted to determine impact insecticides targeting SM have on SM and SCA. The trials were conducted at the Macon Ridge Research Station (MRRS) in Franklin Parish near Winnsboro, Louisiana in 2014. Grain sorghum was planted on 4 Jun and 8 Jul in a Gigger fine silty loam soil with minimum tillage. Both tests were RCB designs with four replications. Individual plots were four rows (centered on 40-in.) × 50 ft. Insecticide treatments were applied with a four-row plot sprayer calibrated to deliver 10 GPA at 3.25 mph with eight TeeJet TX-8 hollow cone nozzles …
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