International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
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Herbicide Resistant Weeds in South Africa
Herbicide Resistant Weeds in South Africa
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Herbicide Resistant Weeds in South Africa
#SpeciesCommon NameFirst YearSite of Action
1 Avena fatuaWild OatSouth Africa 198637 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
Inhibition of Acetolactate Synthase (B/2)
392
2 Lolium rigidumRigid RyegrassSouth Africa 199337 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
Inhibition of Acetolactate Synthase (B/2)
192
3 Amaranthus hybridus (syn: quitensis)Smooth PigweedSouth Africa 199337 PSII inhibitors - Serine 264 Binders (C1 C2/5)
193
4 Raphanus raphanistrumWild RadishSouth Africa 199737 Inhibition of Acetolactate Synthase (B/2)
5197
5 Phalaris minorLittle seed Canary grassSouth Africa 199937 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
Inhibition of Acetolactate Synthase (B/2)
5194
6 Lolium rigidumRigid RyegrassSouth Africa 200137 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
5093
7 Lolium rigidumRigid RyegrassSouth Africa 200237 PS I Electron Diversion (D/22)
5119
8 Stellaria mediaCommon ChickweedSouth Africa 200237 Inhibition of Acetolactate Synthase (B/2)
5193
9 Conyza bonariensisHairy FleabaneSouth Africa 200337 PS I Electron Diversion (D/22)
5191
10 Conyza bonariensisHairy FleabaneSouth Africa 200337 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
5192
11 Plantago lanceolataBuckhorn PlantainSouth Africa 200337 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
5196
12 Lolium rigidumRigid RyegrassSouth Africa 200337 Multiple Resistance: 3 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
PS I Electron Diversion (D/22)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
5239
13 Amaranthus palmeriPalmer AmaranthSouth Africa 201837 Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase (B/2)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
23244
14 Plantago lanceolataBuckhorn PlantainSouth Africa 202237 Multiple Resistance: 2 Sites of Action
PS I Electron Diversion (D/22)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
27276
15 Amaranthus hybridus (syn: quitensis)Smooth PigweedSouth Africa 202437 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
27287
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Friday, October 4, 2024 .  Available  www.weedscience.org
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