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Prnum Pesticide(MFG) Commodity (Crop Group) Category (Code) EPA Status 11473 A PYRIOFENONE ISK LETTUCE (GH) (04-16A = LEAFY GREENS SUBGROUP) COMPLETE WITH ON-GOING TRIALS (CC) Reasons for need: POWDERY MILDEW - DISEASE IS NOT BEING MANAGED ADEQUATELY WITH FUNGICIDES CURRENTLY REGISTERED Efficacy/Crop Safety (E/CS) Data Required: E/CS Research Comments: MFG HAS E/CS DATA:07/17 Comments: MFG IS PURSUING FIELD-GROWN LETTUCE, BUT NOT GH; MFG MAY PROVIDE $ HELP:07/14; CURRENTLY FOR PRODUCTION ONLY; MFG ASSESSING IF USE ON TRANSPLANTS FOR THE RETAIL MARKET IS SUPPORTABLE:09/14; MFG HAS SUFFICIENT E/CS DATA TO SUPPORT ONLY RESIDUE DATA NEEDED:07/15; EPA GREEN:09/18; PER CHEMSAC APPROVAL OF AN IR-4 PROPOSAL, NO GH TRIALS ARE REQUIRED ON HEAD LETTUCE:12/18; EPA GREEN:09/19 & 08/20, 08/21, 08/22 Field Res.Dir (FRD) Field ID# Field Data Track# Raw Data Data to MFG Performance Results & Comments Hobbs, Raquel 15-CA-DMP RECD 3923.pdf 30 SC AT 4 AND 5 FL OZ/A APPLIED EVERY WEEK, OR 5 FL OZ/A APPLIED EVERY OTHER WEEK; GOOD CONTROL OF A LOW POWDERY MILDEW PRESSURE; EQUAL TO RALLY/QUADRIS ALTERNATED WEEKLY.