Abstract:A small-plot field study was conducted in a commercial cotton field near Austwell, Tex., to evaluate efficacy of Karate (3 formulations), Baythroid, and Guthion for tobacco budworm and boll weevil control. Treatments were compared in 5-row by 50-ft plots of cotton planted 28 Apr on 30-inch rows. Each treatment was replicated 3 times in randomized complete block. Treatments were applied with a CO2-pressurized (38 psi) backpack sprayer calibrated to deliver 4.4 gal total spray/acre through 2 size 3X hollow-cone … Show more
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