International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
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Herbicide Resistant Narrowleaf Hawksbeard Globally
(Crepis tectorum)
Herbicide Resistant Narrowleaf Hawksbeard Globally
(Crepis tectorum)
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Herbicide Resistant Narrowleaf Hawksbeard Globally
(Crepis tectorum)
#CountryFirstYearSituationActive IngredientsSite of Action
1 Canada (Alberta) CanadaAlberta2011 Grass seed metsulfuron-methyl 7 ALS inhibitors (B/2)
271Crepis tectorumNarrowleaf Hawksbeard5606
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Thursday, August 24, 2017 .  Available  www.weedscience.org
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