Evaluation of Preemergence Herbicide Programs for Control of Protoporphyrinogen Oxidase-Resistant Amaranthus palmeri in Soybean

Figure 2

Box and whisker plots for Palmer amaranth control at 28 days after treatment (DAT) over locations in 2017. Statistical means and separation are shown with the corresponding treatment in descending order, derived from a Tukey’s HSD. Each treatment listed included a sample size of 8 data points. Use rates are provided to the right of each herbicides in g ai ha⁻¹. ^aAbbreviations: chlori, chlorimuron-ethyl; clora, cloransulam; dimet, dimethenamid-p; flum, flumioxazin; met, metribuzin; pyrox, pyroxasulfone; saflu, saflufenacil; SMOC, S-metolachlor; sulfen, sulfentrazone; thif, thifensulfuron.