INTERNATIONAL HERBICIDE-RESISTANT WEED DATABASE
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Herbicide Resistant Squirreltail Fescue Globally
(Vulpia bromoides)
Herbicide Resistant Squirreltail Fescue Globally
(Vulpia bromoides)
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Herbicide Resistant Squirreltail Fescue Globally
(Vulpia bromoides)
#CountryFirstYearSituationActive IngredientsSite of Action
1 Australia (Victoria) AustraliaVictoria1990 Alfalfa diquat, and paraquat 1 PS I Electron Diversion HRAC Group 22 (Legacy D)
173Vulpia bromoidesSquirreltail Fescue17
2 Australia (Victoria) AustraliaVictoria2009 Pastures simazine 1 PSII inhibitors - Serine 264 Binders HRAC Group 5 (Legacy C1 C2)
173Vulpia bromoidesSquirreltail Fescue7841
3 Australia (Western Australia) AustraliaWestern Australia2014 Pastures simazine 1 PSII inhibitors - Serine 264 Binders HRAC Group 5 (Legacy C1 C2)
173Vulpia bromoidesSquirreltail Fescue11030

HRAC Global Heap, I.  The International Herbicide-Resistant Weed Database.  Online.  Tuesday, September 29, 2026.  Available at  www.weedscience.org

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