International Survey of Herbicide-Resistant Weeds

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PSII inhibitor (Ureas and amides) - HRAC GROUP C2
Inhibition of photosynthesis at photosystem II
 ActiveCompanyExample Trade NameWSSA   

Amides

 Amidespropanil105Rohm & HaasStam, Stam F-34, FW-734C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Amidessolan257 PentanochlorC2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure

Ureas

 Ureaschlorobromuron120Syngenta (ex Nov.)Maloran, C-6313C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureaschlorotoluron119Syngenta (ex Nov.)Dicuran, C-2242C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureaschloroxuron118Syngenta (ex Nov.)Tenoran, C-1983C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasdimefuron111Bayer Crop Science (ex Aventis)Pradone, Ranger, Scorpio, RP-23465C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasdiuron116DuPontKarmexC2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasethidimuron115Bayer CropScienceUstilan, BAY MET 1486C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasfenuron121DuPontPDUC2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasfenuron121HopkinsPDUC2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasfluometuron (also group C2)114Syngenta (ex Nov.)Cotoran, Lanex, C-2059C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasisoproturon117Bayer Crop Science (ex Aventis)Alon, Arelon, HOE 16410, Tolkan, Graminon, CGA-18731C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasisoproturon117Syngenta (ex Nov.)Alon, Arelon, HOE 16410, Tolkan, Graminon, CGA-18731C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasisoproturon117Bayer Crop Science (ex Aventis)Alon, Arelon, HOE 16410, Tolkan, Graminon, CGA-18731C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasisouron5ShionogiIsoxylC2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureaslinuron112Bayer Crop Science (ex Aventis)Afalon, HOE 2810, Lorox, DuPont 326C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureaslinuron112DuPontAfalon, HOE 2810, Lorox, DuPont 326C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasmethabenzthiazuron110Bayer CropScienceTribunil, BAY 74283C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasmetobromuron106Syngenta (ex Nov.)Patoran, C-3126C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasmetoxuron107Syngenta (ex Nov.)Dosanex, SAN-6602C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasmonolinuron109Bayer Crop Science (ex Aventis)Aresin, HOE 2747C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureasneburon108DuPontKlobenC2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureassiduron113DuPontTupersanC2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
 Ureastebuthiuron123Dow AgroSciencesSpike, Perflan, EL-103C2PSII inhibitor (Ureas and amides)Inhibition of photosynthesis at photosystem II7 Small Structure Medium Structure Large Structure
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Tuesday, March 28, 2017 .  Available  www.weedscience.org
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