Submit a PCR  
PrnumPesticide(MFG)Commodity (Crop Group)Category (Code)EPA Status
11951
+
PYROXASULFONE
KICHEM
SESAME (20A = RAPESEED SUBGROUP) E/CS DATA ON-GOING (03G)
Reasons for need: WEEDS SUCH AS PIGWEED, JOHNSONGRASS, MORNING GLORY, CRABGRASS, KOCHIA, HORSEWEED
Efficacy/Crop Safety (E/CS) Data Required: PER MFG REVIEW OF EXTENSIVE PERFORMANCE DATA, ONLY RESIDUE DATA ARE NEEDED:09/18; PER MFG, 3X RATE CROP SAFETY DATA ARE REQUIRED:07/20
E/CS Research Comments: IN 2017 PERF. PROTOCOL, TESTING 2 RATES OF PYROXASULFONE 85WG APPLIED POSTEMERGENCE BROADCAST IN >5 GPA AT 3, 4, 5 WEEKS AFTER PLANTING; COLLECTING CROP INJURY AND YIELD DATA; IN 2022 PERF. PROTOCOL: TESTING 3 DIFFERENT RATES OF ZIDUA 4.17 SC (0.106, 0.212, 0.424 LB AI/A), IN >5 GPA, WITH EACH TREATMENT APPLIED AS A POSTEMERGENCE FOLIAR BROADCAST APPLIC, TIMED AT THE 3, 4, OR 5 LEAF PAIR CROP STAGE; EVALUATE CROP INJURY AND CROP YIELD (WEED CONTROL DATA ARE NOT REQUIRED); 2023 PERFORMANCE PROTOCOL MIRRORS THE PROTOCOL FOR 2022 TRIALS (SEE PROTOCOL FOR DETAILS)
Comments: JAPAN IS A KEY EXPORT MARKET; NEEDED TO CONTROL PROBLEM WEEDS AFTER SESAME EMERGENCE, BUT PRIOR TO WEED EMERGENCE (SEE PR# 11723 FOR PREEMERGENCE USE AT A LOWER RATE); MFG NEEDS TO SEE PERFORMANCE/CROP SAFETY OF OVER-THE-TOP BROADCAST EARLY POSTEMERGENCE APPLIC BEFORE APPROVAL FOR RESIDUE WORK:07/16; MFG SUPPORTS, RESIDUE AND E/CS DATA NEEDED:10/12/16; MFG DECIDED MORE E/CS DATA ARE NEEDED BEFORE RESIDUE TRIALS, SO 2017 RESIDUE STUDY WILL NOT BE CONDUCTED:11/4/16; MFG MADE RESEARCHABLE, AND THE E/CS COMPONENT MAY BE DELETED PENDING MFG REVIEW OF EXTENSIVE PERFORMANCE DATA AVAILABLE; THIS POSTEMERGE USE PATTERN CAN COVER THE PREEMERGE/LOWER RATE USE PATTERN IN PR# 11723:07/18; MFG IS OK WITH PERFORMANCE DATA, AND ONLY NEEDS RESIDUE DATA:09/18; AT 2018 FUW, BASF CONFIRMED THEY DO NOT SUPPORT THIS USE, AS THE MARKETING PARTNER:09/18; WAS REPLACED BY PR# 12640, PYROXASULFONE + FLUMIOXAZIN, VIA A PRIORITY UPGRADE PROPOSAL:10/18; MFG RE-EXAMINING IF THIS CAN BE SUPPORTED:06/20; MFG NOW SUPPORTS THIS REQUEST AS POTENTIAL, AND WILL REQUIRE 3X RATE CROP SAFETY DATA BEFORE MAKING A DECISION ABOUT SUPPORTING RESIDUE WORK:07/20; STATUS UPDATED TO RESEARCHABLE, E/CS ON-GOING; RESIDUE DATA NEEDED:10/22; EPA GREEN: 08/23
Field Res.Dir (FRD)Field ID#Field DataTrack#Raw DataData to MFGPerformance Results & Comments
De La Fuente, Gerald 23-OKP02 Trial cancelled due to weather
De La Fuente, Gerald 24-TXP02
Ferguson, Connor 22-OKP01 NA TRIAL NOT COMPLETED DUE TO ENVIRONMENTAL CONDITIONS:11/22
Ferguson, Connor 22-TXP01 NA TRIAL NOT COMPLETED DUE TO ENVIRONMENTAL CONDITIONS:11/22
Shankle, Mark W. 15-MS-DMP RECD 4207.pdf 08/21 ZIDUA @ 2 OZ PROD/A POST AT 2 WEEKS OR 3 WEEKS AFTER PLANTING (WAP); NO SIGNIFICANT INJURY WHEN APPLIED 3 WAP; SLIGHT INJURY WITH COMPLETE RECOVERY BY 6 WEEKS POSTTREATMENT WHEN APPLIED 2 WAP.
Baughman, Todd A (OK) 14-OK-DMP RECD 4220.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 4, 5 AND 6 WEEKS AFTER PLANTING (WAP); NO SIGNIFICANT INJURY WITH ALL TREATMENTS; SIGNIFICANT YIELD LOSS WITH 6 WAP, NONE WITH OTHER TREATMENTS.
Rose, Jack 15-TX-DMP RECD 4330.pdf 08/21 ZIDUA @ 2 OZ PROD/A POST APPLIED AT 2, 3 OR 4 WEEKS AFTER PLANTING; NO SIGNIFICANT INJURY OR YIELD LOSS WITH ALL APPLICATION TIMINGS.
Grichar, W. James 14-TX-DMP RECD 4331.pdf 08/21 ZIDUA @ 2 OZ PROD/A POST APPLIED AT 2, 3 OR 4 WEEKS AFTER PLANTING; SLIGHT INJURY WITH COMPLETE RECOVERY, NO SIGNIFICANT YIELD LOSS WITH ALL APPLICATION TIMINGS.
Grichar, W. James 15-TX-DMP RECD 4332.pdf 08/21 ZIDUA @ 2 OZ PROD/A POST APPLIED AT 4 WEEKS AFTER PLANTING; VERY SLIGHT INJURY WITH COMPLETE RECOVERY BY 4 WEEKS POSTTREATMENT.
Grichar, W. James 15-TX-DMP RECD 4333.pdf 08/21 ZIDUA @ 2 OZ PROD/A POST APPLIED AT 2 WEEKS AFTER PLANTING; VERY SLIGHT INJURY WITH COMPLETE RECOVERY BY 47 DAYS POSTTREATMENT.
Flessner, Michael L. 15-VA-DMP RECD 4334.pdf 08/21 ZIDUA AT 1.5 OZ PROD/A + NIS POST AT 2 WEEKS OR AT 1.5 OZ PROD/A POST AT 3 WEEKS AFTER PLANTING (WAP); NO SIGNIFICANT INJURY WITH BOTH APPLICATION TIMINGS.
Baughman, Todd A (OK) 14-OK-DMP RECD 4335.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 4, 5 AND 6 WEEKS AFTER PLANTING (WAP); NO SIGNIFICANT INJURY WITH ALL TREATMENTS; SIGNIFICANT YIELD LOSS WITH 6 WAP, NONE WITH OTHER TREATMENTS.
Dotray, Peter 15-TX-DMP RECD 4336.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 2, 3 AND 4 WEEKS AFTER PLANTING; MODERATE INITIAL INJURY WITH GOOD RECOVERY, AND NO SIGNIFICANT YIELD LOSS WITH ALL APPLICATION TIMINGS.
Barber, Tom 14-AR-DMP RECD 4337.pdf 08/21 ZIDUA AT 1.5 AND 3 OZ PROD/A + COC POST APPLIED AT 2, 3 AND 4 WEEKS AFTER PLANTING (WAP); MODERATE INJURY WITH COMPLETE RECOVERY WHEN APPLIED 2 WAP, NO SIGNIFICANT INJURY WITH OTHER TREATMENTS.
Ducar, Joyce Tredaway 15-AL-DMP RECD 4338.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 27 OR 37 DAYS AFTER PLANTING; NO SIGNIFICANT INJURY OR YIELD REDUCTION WITH BOTH APPLICATION TIMINGS.
Price, Andrew 15-AL-DMP RECD 4339.pdf 08/21 ZIDUA @ 2 OZ PROD/A POST APPLIED AT 2 WEEKS OR 3 WEEKS AFTER PLANTING; SLIGHT INJURY WITH BOTH APPLICATION TIMINGS.
Baughman, Todd A (OK) 15-OK-DMP RECD 4340.pdf 08/21 ZIDUA AT 1.5 OZ PROD/A POST APPLIED AT 2 AND 3 WEEKS AFTER PLANTING (WAP); EXCELLENT CROP SAFETY.
Barber, Tom 13-AR-DMP RECD 4361.pdf 08/21 ZIDUA AT 0.106 LB AI /A + COC POST; EXCELLENT CROP SAFETY.
Dotray, Peter 15-TX-DMP RECD 4364.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 14, 21 AND 28 DAYS AFTER PLANTING (DAP); MODERATE INITIAL INJURY WITH GOOD RECOVERY; NO YIELD LOSS.
Dotray, Peter 15-TX-DMP RECD 4368.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 14, 21 AND 28 DAYS AFTER PLANTING (DAP); MODERATE INITIAL INJURY WITH GOOD RECOVERY; NO YIELD LOSS.
Ducar, Joyce Tredaway 15-AL-DMP RECD 4369.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 30 DAYS AFTER PLANTING; NO INJURY; NO SIGNIFICANT DIFFERENCES IN YIELD BETWEEN TREATMENTS.
Flessner, Michael L. 15-VA-DMP RECD 4370.pdf 08/21 ZIDUA AT 1.5 OZ PROD/A + NIS POST APPLIED AT 2 AND 3 WEEKS AFTER PLANTING; SLIGHT INJURY, SIMILAR TO UNTREATED.
Rose, Jack 15-TX-DMP RECD 4371.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 14, 21 AND 28 DAYS AFTER PLANTING (DAP); EXCELLENT CROP SAFETY; NO SIGNIFICANT YIELD LOSS.
Price, Andrew 15-AL-DMP RECD 4372.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 2 AND 3 WEEKS AFTER PLANTING (WAP); GOOD CROP SAFETY.
Rose, Jack 15-TX-DMP RECD 4373.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 14 DAYS AFTER PLANTING; GOOD TO EXCELLENT CROP SAFETY ON ALL 8 VARIETIES TESTED.
Rose, Jack 15-TX-DMP RECD 4374.pdf 08/21 ZIDUA AT 2 OZ PROD/A POST APPLIED AT 28 DAYS AFTER PLANTING; EXCELLENT CROP SAFETY ON ALL 8 VARIETIES TESTED.
Rose, Jack 17-TXP01 RECD 4439.pdf 08/21 ZIDUA 85WG AT 2 AND 3 OZ PROD/A APPLIED POST AT 3, 4 OR 5 WEEKS AFTER PLANTING (WAP), AND AT 3 OZ + COC APPLIED AT 4 WAP; UNACCEPTABLE INJURY ONLY FROM 3 OZ APPLIED AT 5 WAP AND 3 OZ + COC APPLIED AT 4 WAP. NO SIGNIFICANT YIELD DIFFERENCES BETWEEN TREATMENTS.
Hanson, Brad 17-CAP33 RECD 4478.pdf 08/21 ZIDUA 85WG AT 2 AND 3 OZ PROD/A APPLIED POST AT 3, 4 OR 5 WEEKS AFTER PLANTING (WAP), AND AT 3 OZ + COC APPLIED AT 4 WAP; 5 % INJURY, WITH QUICK RECOVERY, ONLY FROM 3 OZ + COC APPLIED AT 4 WAP. NO SIGNIFICANT YIELD DIFFERENCES BETWEEN TREATMENTS.
Burgos, N. 17-ARP01 RECD 5120.pdf 9/21 ZIDUA APPLIED 3, 4, OR 5 WEEKS AFTER PLANTING (WAP) AT 2 OR 3 OZ/A (0.106 OR 0.159 LB AI/A); CROP INJURY 6 WAP 11% OR LESS REGARDLESS OF RATE OR TIMING, EXCEPT WHEN C.O.C. INCLUDED WITH HIGH RATE 4WAP (18%). YIELD VARIABLE DUE TO WEATHER-RELATED STAND ISSUES.
Grichar, W. James 22-TXP02 RECD 5324.pdf 12/22 ZIDUA SC APPLIED BROADCAST AT 6.5 OR 13.0 FL/A (0.212 OR 0.424 LB AI/A) OVER SESAME AT 3, 4 OR 5 LEAF-PAIR (LF-PR). ZIDUA AT 3.25 FL OZ/A (0.106 LB AI/A) WAS ALSO APPLIED OVER 4 LF-PR SESAME. SIGNIFICANT LEAF BURN FROM 13 FL OZ/A 7 DAYS AFTER THE 3 AND 4 LF-PR SPRAYS AND FROM 6.5 FL OZ/A AFTER THE 4 LF-PR SPRAY. APPLIED AT 3 LF-PR, THE HIGH RATE CREATED SIGNIFICANT STAND REDUCTIONS AND SIGNIFICANT, PERSISTENT CROP STUNTING. ZIDUA DID NOT NEGATIVELY IMPACT YIELD, REGARDLESS OF APPLICATION RATE OR TIMING.
De La Fuente, Gerald 23-TXP07 RECD 5691.pdf 02/24 ZIDUA SC APPLIED BROADCAST AT 6.5 OR 13.0 FL/A (0.212 OR 0.424 LB AI/A) OVER 3, 4 OR 5 LEAF-PAIR (LF-PR) ‘S2431’ SESAME FROWING IN A KNIPPA CLAY. ZIDUA AT 3.25 FL OZ/A (0.106 LB AI/A) WAS ALSO APPLIED OVER 4 LF-PR SESAME. ZIDUA CAUSED NO CROP INJURY AT ANY EVALUATION, REGARDLESS OF RATE OR TIMING. NO YIELD DIFFRENCES BETWEEN ZIDUA TREATMENTS AND WEED-FREE CHECK.
  IR-4 Help Desk: Phone number: 919-515-1552 Email: ir-4_project@ncsu.edu
Contact Us   IR-4 Advisories/Training    Events    Links    Upload Files