International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
Herbicide-Resistant Weeds by Site of Action

This table lists the number of species resistant to each site of action. Please note that many species have evolved resistance to more than one site of action, so the grand total represents unique cases of resistance, not the number of species.
(click on a column header to sort, hover mouse over links for more information or click on a links for details)
#Herbicide GroupHRAC GroupExample HerbicideDicotsMonocotsTotal
    245232477
1 B 9762159
2 C1 512374
3 A 04848
4 G 191736
5 O 25833
6 D 22931
7 C2 101828
8 K1 21012
9 E 9110
10 N 01010
11 F3 156
12 K3 055
13 C3 314
14 F1 314
15 H 033
16 L 033
17 Z 033
18 F2 202
19 F4 022
20 K2 011
21 Z 011
22 Z 011
23 Z 101
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Friday, December 9, 2016 .  Available  www.weedscience.org
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