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Prnum Pesticide(MFG) Commodity (Crop Group) Category (Code) EPA Status 13384 TRIFLURALIN GOWAN FIELD PENNYCRESS (OIL SEED) (99 = MISC GROUP) RESEARCHABLE, RESIDUE & E/CS DATA NEEDED (03D) Reasons for need: FEW WEED CONTROL OPTION EXIST IN THIS CROP; Efficacy/Crop Safety (E/CS) Data Required: E/CS Research Comments: Comments: GOWAN INDICATED THEY WILL NOT SUPPORT THIS REQUEST:11/21; Gowan now supports as Researchable, Residue & E/CS Data Needed:01/25/sb; Existing tolerance for crop group 20 will likely cover this request, based on ChemSAC standing policy:02/25/sb; Field Res.Dir (FRD) Field ID# Field Data Track# Raw Data Data to MFG Performance Results & Comments Bernards, Mark 23-IL-DMP RECD 5620.pdf 08/23 Treflan applied once, preemergence, at 1.5 or 3 pt/a (0.75 or 1.5 lb ai/a) four days after seeding Golden pennycress in a Greenbush silt loam. Averaged across rates, pennycress yield was approximately 21% higher than the untreated check.