|
1
| 307 | Wild Carrot | 1957 | Daucus carota
Wild Carrot | Canada
(Ontario) | Ontario | Ontario | Auxin Mimics
(O/4) |
Auxin Mimics
(O/4)
| 2,4-D | Clarence Swanton, Chris Hall |
|
2
| 58 | Common Lambsquarters | 1973 | Chenopodium album
Common Lambsquarters | Canada
(Ontario) | Ontario | Ontario | PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine | Clarence Swanton |
|
3
| 59 | Common Ragweed | 1976 | Ambrosia artemisiifolia
Common Ragweed | Canada
(Ontario) | Ontario | Ontario | PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine | Clarence Swanton |
|
4
| 60 | Lateflowering Goosefoot | 1976 | Chenopodium album var. striatum (=C. strictum var. glaucophyllum)
Lateflowering Goosefoot | Canada
(Ontario) | Ontario | Ontario | PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine | Clarence Swanton |
|
5
| 1158 | Powell Amaranth | 1977 | Amaranthus powellii
Powell Amaranth | Canada
(Ontario) | Ontario | | PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine, metribuzin | Francois Tardif, Clarence Swanton |
|
6
| 5066 | Common Groundsel | 1977 | Senecio vulgaris
Common Groundsel | Canada
(Ontario) | Ontario | Ontario | PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine | Hugh Beckie |
|
7
| 61 | Redroot Pigweed | 1980 | Amaranthus retroflexus
Redroot Pigweed | Canada
(Ontario) | Ontario | Ontario | PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine | Clarence Swanton |
|
8
| 62 | Barnyardgrass | 1981 | Echinochloa crus-galli var. crus-galli
Barnyardgrass | Canada
(Ontario) | Ontario | Ontario | PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine | Clarence Swanton |
|
9
| 63 | Witchgrass | 1981 | Panicum capillare
Witchgrass | Canada
(Ontario) | Ontario | Ontario | PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine | Clarence Swanton |
|
10
| 64 | Yellow Foxtail | 1981 | Setaria pumila (=S. glauca)
Yellow Foxtail | Canada
(Ontario) | Ontario | Ontario | PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine | Clarence Swanton |
|
11
| 5065 | Wild Mustard | 1983 | Sinapis arvensis
Wild Mustard | Canada
(Ontario) | Ontario | Ontario | PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine | Hugh Beckie |
|
12
| 48 | Horseweed | 1993 | Conyza canadensis
Horseweed | Canada
(Ontario) | Ontario | Ontario | PS I Electron Diversion
(D/22) |
PS I Electron Diversion
(D/22)
| paraquat | Susan Weaver |
|
13
| 49 | Virginia Pepperweed | 1993 | Lepidium virginicum
Virginia Pepperweed | Canada
(Ontario) | Ontario | Ontario | PS I Electron Diversion
(D/22) |
PS I Electron Diversion
(D/22)
| paraquat | Susan Weaver |
|
14
| 5049 | Powell Amaranth | 1998 | Amaranthus powellii
Powell Amaranth | Canada
(Ontario) | Ontario | Ontario | Inhibition of Acetolactate Synthase
(B/2), PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase
(B/2)
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine, imazethapyr, metribuzin | Francois Tardif |
|
15
| 1159 | Powell Amaranth | 1998 | Amaranthus powellii
Powell Amaranth | Canada
(Ontario) | Ontario | Ontario | Inhibition of Acetolactate Synthase
(B/2) |
Inhibition of Acetolactate Synthase
(B/2)
| imazethapyr, thifensulfuron-methyl | Francois Tardif |
|
16
| 1161 | Redroot Pigweed | 1998 | Amaranthus retroflexus
Redroot Pigweed | Canada
(Ontario) | Ontario | Ontario | Inhibition of Acetolactate Synthase
(B/2) |
Inhibition of Acetolactate Synthase
(B/2)
| imazethapyr, thifensulfuron-methyl | Francois Tardif |
|
17
| 5048 | Powell Amaranth | 1999 | Amaranthus powellii
Powell Amaranth | Canada
(Ontario) | Ontario | | PSII inhibitors - Serine 264 Binders
(C1 C2/5), PSII inhibitors - Serine 264 Binders
(C1 C2/7) |
Multiple Resistance: 2 Sites of Action
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
PSII inhibitors - Serine 264 Binders
(C1 C2/7)
| atrazine, linuron, monolinuron, prometryne | Francois Tardif |
|
18
| 5471 | Common Ragweed | 2000 | Ambrosia artemisiifolia
Common Ragweed | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2) |
Inhibition of Acetolactate Synthase
(B/2)
| chlorimuron-ethyl, cloransulam-methyl, imazethapyr | Francois Tardif |
|
19
| 5211 | Eastern Black Nightshade | 2000 | Solanum ptycanthum
Eastern Black Nightshade | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2) |
Inhibition of Acetolactate Synthase
(B/2)
| flumetsulam, imazamox, imazethapyr, nicosulfuron, primisulfuron-methyl, prosulfuron, rimsulfuron | Francois Tardif, Jamshid Ashigh |
|
20
| 5123 | Common Lambsquarters | 2001 | Chenopodium album
Common Lambsquarters | Canada
(Ontario) | Ontario | Ontario | Inhibition of Acetolactate Synthase
(B/2) |
Inhibition of Acetolactate Synthase
(B/2)
| thifensulfuron-methyl | Francois Tardif |
|
21
| 5124 | Green Foxtail | 2001 | Setaria viridis
Green Foxtail | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2) |
Inhibition of Acetolactate Synthase
(B/2)
| flucarbazone-Na, imazethapyr, nicosulfuron, pyrithiobac-sodium | Francois Tardif |
|
22
| 5125 | Redroot Pigweed | 2001 | Amaranthus retroflexus
Redroot Pigweed | Canada
(Ontario) | Ontario | | PSII inhibitors - Serine 264 Binders
(C1 C2/7) |
PSII inhibitors - Serine 264 Binders
(C1 C2/7)
| linuron | Francois Tardif |
|
23
| 5212 | Tall Waterhemp | 2002 | Amaranthus tuberculatus (=A. rudis)
Tall Waterhemp | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2), PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase
(B/2)
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine, imazethapyr | Francois Tardif |
|
24
| 5213 | Tall Waterhemp | 2002 | Amaranthus tuberculatus (=A. rudis)
Tall Waterhemp | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2) |
Inhibition of Acetolactate Synthase
(B/2)
| imazethapyr | Francois Tardif |
|
25
| 5210 | Giant Foxtail | 2003 | Setaria faberi
Giant Foxtail | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2) |
Inhibition of Acetolactate Synthase
(B/2)
| imazethapyr | Francois Tardif |
|
26
| 5472 | Smooth Pigweed | 2004 | Amaranthus hybridus (syn: quitensis)
Smooth Pigweed | Canada
(Ontario) | Ontario | | PSII inhibitors - Histidine 215 Binders
(C3/6) |
PSII inhibitors - Histidine 215 Binders
(C3/6)
| bentazon, bromoxynil | Francois Tardif |
|
27
| 5473 | Redroot Pigweed | 2005 | Amaranthus retroflexus
Redroot Pigweed | Canada
(Ontario) | Ontario | | PSII inhibitors - Histidine 215 Binders
(C3/6) |
PSII inhibitors - Histidine 215 Binders
(C3/6)
| bentazon, bromoxynil | Francois Tardif |
|
28
| 5483 | Giant Ragweed | 2008 | Ambrosia trifida
Giant Ragweed | Canada
(Ontario) | Ontario | | Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9) |
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9)
| glyphosate | Francois Tardif |
|
29
| 5493 | Eastern Black Nightshade | 2009 | Solanum ptycanthum
Eastern Black Nightshade | Canada
(Ontario) | Ontario | | PS I Electron Diversion
(D/22) |
PS I Electron Diversion
(D/22)
| paraquat | Francois Tardif, Kristen Obeid |
|
30
| 5665 | Horseweed | 2010 | Conyza canadensis
Horseweed | Canada
(Ontario) | Ontario | | Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9) |
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9)
| glyphosate | Francois Tardif |
|
31
| 5666 | Horseweed | 2011 | Conyza canadensis
Horseweed | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2), Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9) |
Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase
(B/2)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9)
| cloransulam-methyl, glyphosate | Francois Tardif |
|
32
| 5678 | Large Crabgrass | 2011 | Digitaria sanguinalis
Large Crabgrass | Canada
(Ontario) | Ontario | | Inhibition of Acetyl CoA Carboxylase
(A/1) |
Inhibition of Acetyl CoA Carboxylase
(A/1)
| clethodim, fenoxaprop-ethyl, fluazifop-butyl, quizalofop-ethyl, sethoxydim | Francois Tardif, Kristen Obeid, Martin Laforest, Brahim Soufiane, Robert Nurse, Eric Page, Marie-Josée Simard |
|
33
| 7833 | Giant Ragweed | 2011 | Ambrosia trifida
Giant Ragweed | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2), Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9) |
Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase
(B/2)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9)
| cloransulam-methyl, glyphosate | Francois Tardif |
|
34
| 5713 | Common Ragweed | 2012 | Ambrosia artemisiifolia
Common Ragweed | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2), Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9) |
Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase
(B/2)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9)
| chlorimuron-ethyl, cloransulam-methyl, glyphosate, imazamethabenz-methyl | Francois Tardif |
|
35
| 9940 | Tall Waterhemp | 2014 | Amaranthus tuberculatus (=A. rudis)
Tall Waterhemp | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2), Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9) |
Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase
(B/2)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9)
| glyphosate, imazethapyr | Peter Sikkema |
|
36
| 17140 | Tall Waterhemp | 2017 | Amaranthus tuberculatus (=A. rudis)
Tall Waterhemp | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2), Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9), Inhibition of Protoporphyrinogen Oxidase
(E/14), PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
Multiple Resistance: 4 Sites of Action
Inhibition of Acetolactate Synthase
(B/2)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9)
Inhibition of Protoporphyrinogen Oxidase
(E/14)
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine, glyphosate, imazethapyr, lactofen | Peter Sikkema |
|
37
| 17141 | Tall Waterhemp | 2017 | Amaranthus tuberculatus (=A. rudis)
Tall Waterhemp | Canada
(Ontario) | Ontario | | Inhibition of Acetolactate Synthase
(B/2), Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9), PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
Multiple Resistance: 3 Sites of Action
Inhibition of Acetolactate Synthase
(B/2)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9)
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine, glyphosate, imazethapyr | Peter Sikkema |
|
38
| 17142 | Tall Waterhemp | 2017 | Amaranthus tuberculatus (=A. rudis)
Tall Waterhemp | Canada
(Ontario) | Ontario | | Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9), PSII inhibitors - Serine 264 Binders
(C1 C2/5) |
Multiple Resistance: 2 Sites of Action
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase
(G/9)
PSII inhibitors - Serine 264 Binders
(C1 C2/5)
| atrazine, glyphosate, metribuzin | Peter Sikkema |