International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
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Herbicide Resistant Late Watergrass Globally
(Echinochloa phyllopogon (=E. oryzicola))
Herbicide Resistant Late Watergrass Globally
(Echinochloa phyllopogon (=E. oryzicola))
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Herbicide Resistant Late Watergrass Globally
(Echinochloa phyllopogon (=E. oryzicola))
#CountryFirstYearSituationActive IngredientsSite of Action
1 FranceFrance 2013 Rice penoxsulam 17 ALS inhibitors (B/2)
178Echinochloa phyllopogon (=E. oryzicola)Late Watergrass9935
2 GreeceGreece 2009 Rice bispyribac-sodium, foramsulfuron, imazamox, nicosulfuron, penoxsulam, and rimsulfuron 19 ALS inhibitors (B/2)
178Echinochloa phyllopogon (=E. oryzicola)Late Watergrass13052
3 South KoreaSouth Korea 2006 Rice azimsulfuron, bensulfuron-methyl, bispyribac-sodium, cyhalofop-butyl, fenoxaprop-P-ethyl, halosulfuron-methyl, imazosulfuron, metamifop, pyrazosulfuron-ethyl, pyribenzoxim, and pyriminobac-methyl 27 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
ALS inhibitors (B/2)
178Echinochloa phyllopogon (=E. oryzicola)Late Watergrass5392
4 United States (California) United StatesCalifornia1998 Rice fenoxaprop-P-ethyl 45 ACCase inhibitors (A/1)
178Echinochloa phyllopogon (=E. oryzicola)Late Watergrass283
5 United States (California) United StatesCalifornia1998 Rice thiobencarb = benthiocarb 45 Lipid Inhibitors (N/8)
178Echinochloa phyllopogon (=E. oryzicola)Late Watergrass1035
6 United States (California) United StatesCalifornia2000 Rice cyhalofop-butyl, fenoxaprop-P-ethyl, molinate, and thiobencarb = benthiocarb 45 Multiple Resistance: 2 Sites of Action
ACCase inhibitors (A/1)
Lipid Inhibitors (N/8)
178Echinochloa phyllopogon (=E. oryzicola)Late Watergrass5137
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Tuesday, April 25, 2017 .  Available  www.weedscience.org
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