Submit a PCR

Prnum Pesticide(MFG) Commodity (Crop Group) Category (Code) EPA Status 13390 A FENPYROXIMATE NAI LYCHEE (24A = TROPICAL AND SUBTROPICAL, SMALL FRUIT, INEDIBLE PEEL SUBGROUP) COMPLETE WITH ON-GOING TRIALS (CC) Reasons for need: ONLY SULFUR IS USED TO CONTROL THIS DEVASTATING PEST; UP TO 80% CROP LOSS IF NOT CONTROLLED; NEED FOR ROTATIONAL PRODUCTS TO PREVENT INFESTATIONS AND/OR DISINFEST TREES Efficacy/Crop Safety (E/CS) Data Required: E/CS Research Comments: IN THE 2023 PERFORMANCE PROTOCOL: TESTING FENPYROXIMATE (COMPARED WITH SULFUR) FOR CONTROL OF LYCHEE ERINOSE MITES; MAKE 2 FOLIAR APPLIC OF 32 FL OZ OF THE PRODUCT PORTAL IN 100 GPA, STARTING 1 WEEK AFTER POST-HARVEST PRUNING, REPEATING THE APPLIC IN 7-14 DAYS; INCLUDE A NON-IONIC ADJUVANT; EVALUATE EFFICACY AGAINST MITES, AND CROP SAFETY USING DAMAGE RATINGS IN THE PROTOCOL; Nichino indicated performance data is sufficient to pursue registration of the desired use:06/24/sb Comments: EPA GREEN 08/22; performance data completed in 2023 & confirming if sufficient, with residue still ongoing:sb; Nichino confirmed performance data is sufficient, so the status is being updated from Residue on-going; E/CS data on -going to Complete with on-going trials:06/24/sb Field Res.Dir (FRD) Field ID# Field Data Track# Raw Data Data to MFG Performance Results & Comments Carrillo, D. 22-FL-DMP RECD 5271.pdf PROPHYLACTIC FOLIAR APPLICATIONS OF PORTAL (FENPYROXIMATE) AT 32 FL OZ/A PREVENTED ERINOSE MITE DEVELOPMENT ON NEW LYCHEE FLUSH. EQUAL TO NEXTER SC (PYRIDABEN) APPLIED AT 17 FL OZ/A, APTA (TOLFENPYRAD) AT 27 FL OZ/A, AND MICROTHIOL DISPERSS (SULFUR) AT 20 FL OZ/A. SOME SUPPRESSION WAS OBSERVED ON PLANTS TREATED WITH REAPER (ABAMECTIN) AT 2 LBS/A. NO CONTROL WAS ACHIEVED BY CURATIVE APPLICATIONS OF THE SAME PRODUCTS ALTHOUGH SOME PEST SUPPRESSION WAS OBSERVED ON SULFUR TREATED PLANTS WHEN SANITATION PRUNING WAS CONDUCTED PRIOR TO TREATMENT APPLICATION. Carrillo, D. 23-FLP04 01/03/24 5671.pdf 01/23 SIMILARLY TO THE COMMERCIAL STANDARD SULFUR (MICROTHIOL DISPERSS) APPLIED AT 20 LBS/A, FENPYROXIMATE (PORTAL) APPLIED 4 TIMES AS A FOLIAR SPRAY AT 32 FL OZ/A AND 21- DAY RE-TREATMENT INTERVALS PROTECTED NEW LEAF FLUSHES FROM ERINEA FORMATION IN LYCHEE PLANTS BY 91% COMPARED TO THE UNTREATED CONTROL. NO SIGNS OF PHYTOTOXICITY WERE OBSERVED IN FENPYROXIMATE-TREATED LYCHEE TREES.