International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
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Herbicide Resistant Italian Thistle Globally
(Carduus pycnocephalus)
Herbicide Resistant Italian Thistle Globally
(Carduus pycnocephalus)
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Herbicide Resistant Italian Thistle Globally
(Carduus pycnocephalus)
#CountryFirstYearSituationActive IngredientsSite of Action
1 New ZealandNew Zealand 1997 Pastures 2,4-D, MCPA, and MCPB 30 Synthetic Auxins (O/4)
43Carduus pycnocephalusItalian Thistle513
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Sunday, March 26, 2017 .  Available  www.weedscience.org
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