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Prnum Pesticide(MFG) Commodity (Crop Group) Category (Code) EPA Status 14006 PYROXASULFONE KICHEM FIELD PENNYCRESS (OIL SEED) (99 = MISC GROUP) UNDER EVALUATION (06) Reasons for need: request is not targeting a pest, it is for a reduction in plant back interval. Weeds/pests listed on current product label will not change. Winter oilseed crops may be planted after corn/soy; current corn/soy herbicide labels do not allow for 4 month plantback to winter oilseeds. This request is to develop rotational data to support reducing plantback window:06/25; Efficacy/Crop Safety (E/CS) Data Required: E/CS Research Comments: Comments: This differs from PR# 13340 (post spray in pennycress) that is for pre-emergence:10/23. This was DMP only pr# XH664 that was converted to this new pr# 14006:06/25/sb; Field Res.Dir (FRD) Field ID# Field Data Track# Raw Data Data to MFG Performance Results & Comments Bernards, Mark 23-IL-DMP RECD 5622.pdf 08/23 Three trials conducted over three years, 2020-2022. Zidua SC applied preemergence to spring corn crop at 5 or 10 fl oz/a (0.163 or 0.326 lb ai/a). Averaged across rates, yield of fall planted pennycress was approximately 100%, 119% and 85% of the untreated check in the three trials.