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Prnum Pesticide(MFG) Commodity (Crop Group) Category (Code) EPA Status 13488 M PYROXASULFONE KICHEM HAZELNUT (FILBERT) (14-12 = TREE NUT GROUP) MFG OBJECTIVE (05) Reasons for need: ITALIAN RYEGRASS, ANNUAL BLUEGRASS, YELLOW NUTSEDGE; RESISTANCE MANAGEMENT IF SEVERAL WEED SPECIES, GROUP 15 MODE OF ACTION IS NOT UTILIZED IN TREE NUTS; Efficacy/Crop Safety (E/CS) Data Required: E/CS Research Comments: Comments: KICHEM CONDUCTING RESIDUE STUDIES TO ESTABLISH TOLERANCE:08/22; STATUS CHANGED PER EMAIL FROM BASF TO MFG. OBJECTIVE, 05/23, JPB; Field Res.Dir (FRD) Field ID# Field Data Track# Raw Data Data to MFG Performance Results & Comments Moretti, Marcelo 21-OR-DMP RECD 5253.pdf 08/22 ZIDUA SC BANDED ONCE AT 8.2 OR 32.9 FL OZ/A (0.27 OR 1.07 LB AI/A) ALONG BOTH SIDES OF WELL-ESTABLISHED HAZELNUTS GROWING IN A WILLAMETTE SILT LOAM. COMPARED TO THE GROWER STANDARD, THERE WAS NO CROP INJURY AND NO NEGATIVE IMPACT ON CANOPY VOLUME, TRUNK DIAMETER OR YIELD, REGARDLESS OF RATE. Moretti, Marcelo 20-OR-DMP RECD 5254.pdf 08/22 THREE 2-YR TRIALS WITH TREATMENTS APPLIED IN 2019 AND 2020. PYROXASULFONE BANDED ONCE AT 0.24, 0.48, OR 0.95 KG AI/HA ALONG BOTH SIDES AND ACROSS LOWER SECTION OF HAZELNUTS. THE FIRST APPLICATION WAS MADE A FEW DAYS AFTER TRANPLANTING. PYROXASULFONE CAUSED LITTLE TO NO CROP INJURY AND NO NEGATIVE IMPACT ON CROP DEVELOPMENT, REGARDLESS OF RATE.