International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
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Herbicide Resistant Ladysthumb Globally
(Polygonum persicaria)
Herbicide Resistant Ladysthumb Globally
(Polygonum persicaria)
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Herbicide Resistant Ladysthumb Globally
(Polygonum persicaria)
#CountryFirstYearSituationActive IngredientsSite of Action
1 Czech RepublicCzech Republic 1989 Railways atrazine, cyanazine, lenacil, prometryn, simazine, and terbutryn 12 Photosystem II inhibitors (C1/5)
136Polygonum persicariaLadysthumb82
2 FranceFrance 1980 Corn (maize), and Cropland atrazine 17 Photosystem II inhibitors (C1/5)
136Polygonum persicariaLadysthumb467
3 New ZealandNew Zealand 1980 Corn (maize) atrazine 30 Photosystem II inhibitors (C1/5)
136Polygonum persicariaLadysthumb157
4 NorwayNorway 2009 Spring Barley, and Wheat tribenuron-methyl 31 ALS inhibitors (B/2)
136Polygonum persicariaLadysthumb10977
5 United States (Michigan) United StatesMichigan2001 Blueberries atrazine, and simazine 45 Photosystem II inhibitors (C1/5)
136Polygonum persicariaLadysthumb5178
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Thursday, December 14, 2017 .  Available  www.weedscience.org
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