International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
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Herbicide Resistant Weeds in Costa Rica
Herbicide Resistant Weeds in Costa Rica
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Herbicide Resistant Weeds in Costa Rica
#SpeciesCommon NameFirst YearSite of Action
1 Echinochloa colonaJunglericeCosta Rica 198711 PSII inhibitors - Serine 264 Binders (C1 C2/7)
72
2 Ixophorus unisetusPasto Honduras (Mexicangrass)Costa Rica 198811 Inhibition of Acetolactate Synthase (B/2)
74
3 Eleusine indicaGoosegrassCosta Rica 198911 Inhibition of Acetolactate Synthase (B/2)
73
4 Echinochloa colonaJunglericeCosta Rica 199411 Inhibition of Acetyl CoA Carboxylase (A/1)
75
5 Echinochloa colonaJunglericeCosta Rica 199811 Multiple Resistance: 3 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
Inhibition of Acetolactate Synthase (B/2)
PSII inhibitors - Serine 264 Binders (C1 C2/7)
5147
6 Eleusine indicaGoosegrassCosta Rica 201011 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
7884
7 Oryza sativa var. sylvaticaRed RiceCosta Rica 201011 Inhibition of Acetolactate Synthase (B/2)
7885
8 Paspalum paniculatumArrocilloCosta Rica 201011 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase (G/9)
17101
9 Echinochloa colonaJunglericeCosta Rica 201311 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
Inhibition of Acetolactate Synthase (B/2)
7886
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