By Premix Corn and Soybean This chart lists premix herbicides alphabetically by their trade names so you can identify the premix’s component herbicides and their respective site of action groups. Refer Herbicide Chart to the Mode of Action chart for more information.

Component Repeated use of herbicides with the same Site of Premix Trade Active Action site of action can result in the development of Trade Name ® Name ® Ingredient Group* herbicide-resistant weed populations. Authority First...... Spartan sulfentrazone 14 FirstRate cloransulam 2 Axiom ...... Define flufenacet 15 This publication was designed for commercial printing, color shifts may occur on other printers and on-screeen. Sencor metribuzin 5 Basis ...... Resolve rimsulfuron 2 Harmony GT thifensulfuron 2 By Mode of Action (effect on plant growth) Bicep II Magnum ...... Dual II Magnum s-metolachlor 15 AAtrex atrazine 5 This chart groups herbicides by their modes of action to assist Bicep Lite II Magnum..... Dual II Magnum s-metolachlor 15 AAtrex atrazine 5 you in selecting herbicides 1) to maintain greater diversity in Boundary...... Dual Magnum s-metolachlor 15 herbicide use and 2) to rotate among herbicides with different Sencor metribuzin 5 Breakfree ATZ...... Breakfree acetochlor 15 sites of action to delay the development of herbicide resistance. atrazine atrazine 5 Breakfree ATZ Lite...... Breakfree acetochlor 15 Number of atrazine atrazine 5 resistant weed Buctril + Atrazine ...... Buctril bromoxynil 6 atrazine atrazine 5 species in U.S. Bullet ...... Micro-Tech alachlor 15 Site of Chemical Active atrazine atrazine 5 Action Product Examples Camix...... Callisto mesotrione 28 Group* Site of Action Family Ingredient (Trade Name ®) Dual II Magnum s-metolachlor 15 Lipid Canopy DF...... Classic chlorimuron 2 1 ACCase Inhibitors 15 Aryloxyphenoxy fenoxaprop component of Fusion Sencor metribuzin 5 Synthesis (acetyl CoA carboxylase) propionate fluazifop Fusilade DX Canopy EX...... Classic chlorimuron 2 Inhibitors quizalofop Assure II, Targa Express tribenuron 2 Cyclohexanedione clethodim Select, Arrow Celebrity Plus ...... diflufenzopyr diflufenzopyr 19 sethoxydim Poast, Poast Plus Clarity dicamba 4 Amino Accent nicosulfuron 2 Acid 2 ALS Inhibitors 38 Sulfonylurea chlorimuron Classic Cinch ATZ...... Dual II Magnum s-metolachlor 15 Synthesis (acetolactate synthase) foramsulfuron Option AAtrex atrazine 5 halosulfuron Permit Cinch ATZ Lite...... Dual II Magnum s-metolachlor 15 Inhibitors iodosulfuron Autumn AAtrex atrazine 5 nicosulfuron Accent continued on next page (1 of 3) continued on next page continued from previous page (2 of 3) primisulfuron Beacon continued on previous page prosulfuron component of Spirit Degree Xtra...... Degree acetochlor 15 Amino rimsulfuron Resolve atrazine atrazine 5 Acid thifensulfuron Harmony GT Distinct ...... diflufenzopyr diflufenzopyr 19 tribenuron Express Synthesis Clarity dicamba 4 Domain ...... Define flufenacet 15 Inhibitors Imidazolinone imazamox Raptor Sencor metribuzin 5 imazaquin Scepter Equip...... Option foramsulfuron 2 imazethapyr Pursuit Autumn iodosulfuron 2 Expert...... Dual II Magnum s-metolachlor 15 Triazoloyrimidine flumetsulam Python AAtrex atrazine 5 cloransulam FirstRate glyphosate glyphosate 9 Exteme ...... Pursuit imazethapyr 2 9 EPSP Synthase 7 None accepted glyphosate Roundup, Touchdown, glyphosate glyphosate 9 Inhibitor others Field Master ...... Harness acetochlor 15 (5-enolpyruvyl-shikimate-3-phosphate) atrazine atrazine 5 glyphosate glyphosate 9 4 Specific site 7 Phenoxy 2,4-D Weedone, others FulTime ...... TopNotch acetochlor 15 unknown atrazine atrazine 5 Growth Benzoic acid dicamba Banvel, Clarity Fusion...... Fusilade DX fluazifop 1 Puma fenoxaprop 1 Regulators Carboxylic acid clopyralid Stinger (Synthetic auxins) Gangster...... Valor flumioxazin 14 fluroxypyr Starane FirstRate cloransulam 2 G-Max Lite...... Outlook dimethenamid-P 15 19 Auxin Transport 0 Semicarbazone diflufenzopyr component of Distinct atrazine atrazine 5 Guardsman Max ...... Outlook dimethenamid-P 15 atrazine atrazine 5 5 Photosystem II 22 Triazine atrazine AAtrex, others Harness Xtra...... Harness acetochlor 15 Inhibitors simazine Princep atrazine atrazine 5 (different binding than 6 & 7) Triazinone metribuzin Sencor Photo- Hornet ...... Stinger clopyralid 4 Python flumetsulam 2 synthesis 6 Photosystem II 1 Nitrile bromoxynil Buctril, others Keystone...... Surpass acetochlor 15 Inhibitors Inhibitors atrazine atrazine 5 (different binding than 5 & 7) Benzothiadiazole bentazon Basagran Keystone LA...... Surpass acetochlor 15 atrazine atrazine 5 7 Photosystem II 7 Ureas linuron Lorox, Linex Laddok...... Basagran bentazon 6 Inhibitors (different binding than 5 & 6) atrazine atrazine 5 Nitrogen Lexar...... Callisto mesotrione 28 10 Glutamine Synthesis 0 None accepted glufosinate Liberty Metabolism Dual II Magnum s-metolachlor 15 Inhibitor AAtrex atrazine 5 Lightning...... Pursuit imazethapyr 2 Arsenal imazapyr 2 13 Diterpene Synthesis 0 Isoxazolidinone clomazone Command Lumax...... Callisto mesotrione 28 Pigment Inhibitor Dual II Magnum s-metolachlor 15 Inhibitors Aatrex atrazine 5 Marksman...... Banvel dicamba 4 atrazine atrazine 5 continued on next page (2 of 3) continued on next page continued from previous page (3 of 3) NorthStar...... Beacon primisulfuron 2 Clarity dicamba 4 28 HPPD Inhibitors 0 Isoxazole isoxaflutole Balance Pro Parallel Plus...... Parallel metolachlor 15 Pigment atrazine atrazine 5 Inhibitors Triketone mesotrione Callisto Priority...... Aim carfentrazone 14 tembotrione Laudis Permit halosulfuron 2 tropramezone Impact Prefix...... Dual Magnum s-metolachlor 15 Reflex fomesafen 14 Pursuit Plus...... Pursuit imazethapyr 2 14 PPO Inhibitors 2 Diphenylether acifluorfen Ultra Blazer Prowl pendimethalin 3 fomesafen Flexstar, Reflex Radius...... Define flufenacet 15 lactofen Cobra, Phoenix Balance Pro isoxaflutole 28 Cell Sequence...... Dual Magnum s-metolachlor 15 Membrane N-phenylphthalimide flumiclorac Resource glyphosate glyphosate 9 flumioxazin Valor SX Shotgun...... atrazine atrazine 5 Disrupters Salvo 2,4-D 4 Aryl triazinone sulfentrazone Spartan Sonic...... Spartan sulfentrazone 14 carfentrazone Aim FirstRate cloransulam 2 Spirit...... Peak prosulfuron 2 22 Photosystem I 4 Bipyridilium paraquat Gramoxone Inteon Beacon primisulfuron 2 Seedling Electron Diverter Stalwart Xtra...... Stalwart C metolachlor 15 atrazine atrazine 5 Root Status...... diflufenzopyr diflufenzopyr 19 Growth 3 Microtubule 6 Dinitroaniline ethalfluralin Sonalan Clarity dicamba 4 Inhibitors pendimethalin Prowl, others Steadfast...... Accent nicosulfuron 2 Inhibitors trifluralin Treflan, others Resolve rimsulfuron 2 Steadfast ATZ...... Accent nicosulfuron 2 Resolve rimsulfuron 2 8 Lipid Synthesis 5 Thiocarbamate butylate Sutan + atrazine atrazine 5 Seedling Inhibitors EPTC Eradicane Stout...... Accent nicosulfuron 2 Shoot (not ACCase) Harmony GT thifensulfuron 2 SureStart...... Surpass acetochlor 15 Growth 15 Long-chain Fatty 1 Chloroacetamide acetochlor Harness, TopNotch, Stinger clopyralid 4 Inhibitors Acid Inhibitor Degree, others Python flumetsulam 2 alachlor Intrro, Micro-Tech Synchrony ...... Classic chlorimuron 2 metolachlor Dual II Magnum, others Harmony GT thifensulfuron 2 * Site of Action Group is a dimethenamid Outlook, Propel Valor XLT...... Valor flumioxazin 14 classification system developed by Classic chlorimuron 2 the Weed Science Society of America Oxyacetamide flufenacet Define Volley ATZ...... Volley acetochlor 15 atrazine atrazine 5 University of Wisconsin-Extension, Volley ATZ Lite...... Volley acetochlor 15 Glyphosate, Weeds, and Crop Series GWC-3 College of Agricultural and Life Sciences. atrazine atrazine 5 An equal opportunity action employer, Yukon...... Banvel dicamba 4 Distributed by weed scientists from 16 North Central Universities, who are working on weed University of Wisconsin-Extension Permit halosulfuron 2 management in glyphosate-resistant cropping systems. For information about obtaining copies provides equal opportunities in employment and programming, including The layout for this publication was provided by of this publication and other resources, see www.glyphosateweedscrops.org Title IX requirements. Financial support for printing provided by BASF, Bayer CropScience, Dow AgroSciences, NPM the University of Wisconsin’s Nutrient and Pest DuPont, Monsanto, Syngenta, and Valent USA. I-5-2007-31K Management (NPM) Program. ipcm.wisc.edu