International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
Herbicide Resistant Weeds by Country and Site of Action
(click on a column header to sort or click on a country for details)
#CountryTotalABC1C2DGK1OOther
1 Argentina12230007000
2 Australia7011247069229
3 Austria5022100000
4 Belgium21247130103
5 Bolivia8420001001
6 Brazil345163006022
7 Bulgaria4002100100
8 Canada6142512335144
9 Chile165100001000
10 China418141252054
11 Colombia6100103010
12 Costa Rica7140101000
13 Cyprus2110000000
14 Czech Republic180313101000
15 Denmark9270000000
16 Ecuador1000100000
17 Egypt3110010000
18 El Salvador1000100000
19 Ethiopia1100000000
20 Fiji1000010000
21 Finland1010000000
22 France4461322102000
23 Germany3251013300001
24 Greece10312103000
25 Guatemala1000100000
26 Honduras1000100000
27 Hungary1000000010
28 India4120100000
29 Indonesia1000000010
30 Iran12741000000
31 Ireland1010000000
32 Israel3051111102000
33 Italy308114203011
34 Japan332201071200
35 Jordan1000010000
36 Kenya1000010000
37 Lithuania1010000000
38 Malaysia21150172041
39 Mexico7320002000
40 Netherlands7105100000
41 New Zealand15023022051
42 Nicaragua1100000000
43 Norway5013100000
44 Panama1000100000
45 Paraguay2010001000
46 Philippines3000100011
47 Poland19358101010
48 Portugal5011003000
49 Russia1010000000
50 Saudi Arabia1100000000
51 Serbia8044000000
52 Slovenia1001000000
53 South Africa14351023000
54 South Korea163130000000
55 Spain331518305010
56 Sri Lanka2000110000
57 Sweden7131000011
58 Switzerland140011300000
59 Taiwan1000010000
60 Thailand5200100011
61 Tunisia1100000000
62 Turkey176100000010
63 United Kingdom26468220112
64 United States149154726105146818
65 Uruguay2010000010
66 Venezuela12260301000
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Friday, January 30, 2015 .  Available  www.weedscience.org
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