International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
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Herbicide Resistant Weeds in Greece
Herbicide Resistant Weeds in Greece
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Herbicide Resistant Weeds in Greece
#SpeciesCommon NameFirst YearSite of Action
1 Echinochloa crus-galli var. crus-galliBarnyardgrassGreece 198619 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		89
2 Lolium rigidumRigid RyegrassGreece 199719 Inhibition of Acetyl CoA Carboxylase (A/1)
 		553
3 Papaver rhoeasCorn PoppyGreece 199819 Inhibition of Acetolactate Synthase (B/2)
 		1142
4 Amaranthus retroflexusRedroot PigweedGreece 200019 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		5058
5 Chenopodium albumCommon LambsquartersGreece 200019 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		5059
6 Papaver rhoeasCorn PoppyGreece 200219 Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase (B/2)
Auxin Mimics (O/4)
 		18174
7 Sorghum halepenseJohnsongrassGreece 200519 Inhibition of Acetyl CoA Carboxylase (A/1)
 		5393
8 Avena sterilisSterile OatGreece 200919 Inhibition of Acetyl CoA Carboxylase (A/1)
 		6740
9 Cyperus difformisSmallflower Umbrella SedgeGreece 200919 Inhibition of Acetolactate Synthase (B/2)
 		13051
10 Echinochloa phyllopogon (=E. oryzicola)Late WatergrassGreece 200919 Inhibition of Acetolactate Synthase (B/2)
 		13052
11 Lolium rigidumRigid RyegrassGreece 200919 Inhibition of Acetolactate Synthase (B/2)
 		13053
12 Conyza bonariensisHairy FleabaneGreece 201019 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
 		5590
13 Conyza sumatrensisSumatran FleabaneGreece 201219 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
 		5691
14 Conyza canadensisHorseweedGreece 201219 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
 		5692
15 Oryza sativa var. sylvaticaRed RiceGreece 201319 Inhibition of Acetolactate Synthase (B/2)
 		13054
16 Lolium rigidumRigid RyegrassGreece 201619 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
 		17137
17 Lolium rigidumRigid RyegrassGreece 201719 Inhibition of Glutamine Synthetase (H/10)
 		17136
18 Glebionis segetumCorn MarigoldGreece 202119 Inhibition of Acetolactate Synthase (B/2)
 		28272
19 Galium spuriumFalse CleaversGreece 202219 Inhibition of Acetolactate Synthase (B/2)
 		27278
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Monday, November 3, 2025 .  Available  www.weedscience.org
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