INTERNATIONAL HERBICIDE-RESISTANT WEED DATABASE
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Herbicide Resistant Sourgrass Globally
(Digitaria insularis)
Herbicide Resistant Sourgrass Globally
(Digitaria insularis)
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Herbicide Resistant Sourgrass Globally
(Digitaria insularis)
#CountryFirstYearSituationActive IngredientsSite of Action
1 ArgentinaArgentina 2014 Soybean glyphosate 48 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
 		239Digitaria insularisSourgrass13049
2 BrazilBrazil 2008 Corn (maize), and Soybean glyphosate 5 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
 		239Digitaria insularisSourgrass5350
3 BrazilBrazil 2016 Soybean fenoxaprop-ethyl, and haloxyfop-methyl 5 Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
 		239Digitaria insularisSourgrass13043
4 BrazilBrazil 2020 Soybean fenoxaprop-ethyl, glyphosate, and haloxyfop-methyl 5 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
 		239Digitaria insularisSourgrass19212
5 ParaguayParaguay 2005 Corn (maize), Cotton, Soybean, and Sunflower glyphosate 46 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
 		239Digitaria insularisSourgrass5351
6 ParaguayParaguay 2020 Soybean clethodim, glyphosate, and haloxyfop-methyl 46 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
 		239Digitaria insularisSourgrass20223
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