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Prnum Pesticide(MFG) Commodity (Crop Group) Category (Code) EPA Status 13955 CLOPYRALID CORTEVA FIELD PENNYCRESS (OIL SEED) (99 = MISC GROUP) UNDER EVALUATION (06) Reasons for need: Targeting emerged weeds prior to crop emergence, very few herbicides are approved for use in this new crop that is grown to produce an oil feedstock for renewable fuels and resulting meal used for animal feed. Efficacy/Crop Safety (E/CS) Data Required: E/CS Research Comments: Comments: Phytotoxicity is unknown at this time 05/25/ds 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 Stinger applied once, preemergence, at 4 fl oz/a (0.094 lb ae/a) four days after seeding Golden pennycress in a Greenbush silt loam. Pennycress yield was approximately 13% higher than the untreated check.