1
| 423 | Kochia | 1987 | Kochia scoparia Kochia | United States (North Dakota) | North Dakota | ND | ALS inhibitors (B/2) |
ALS inhibitors (B/2)
| chlorsulfuron, metsulfuron-methyl | Richard Zollinger |
2
| 493 | Green Foxtail | 1989 | Setaria viridis Green Foxtail | United States (North Dakota) | North Dakota | ND | Microtubule inhibitors (K1/3) |
Microtubule inhibitors (K1/3)
| trifluralin | Mick Anderson, Dallas Peterson |
3
| 485 | Wild Oat | 1991 | Avena fatua Wild Oat | United States (North Dakota) | North Dakota | ND | ACCase inhibitors (A/1) |
ACCase inhibitors (A/1)
| diclofop-methyl, fenoxaprop-P-ethyl | Richard Zollinger, Kevin Staska |
4
| 1047 | Kochia | 1995 | Kochia scoparia Kochia | United States (North Dakota) | North Dakota | ND | Synthetic Auxins (O/4) |
Synthetic Auxins (O/4)
| dicamba | Richard Zollinger |
5
| 1048 | Wild Oat | 1996 | Avena fatua Wild Oat | United States (North Dakota) | North Dakota | ND | ALS inhibitors (B/2) |
ALS inhibitors (B/2)
| imazamethabenz-methyl | Richard Zollinger |
6
| 1192 | Kochia | 1998 | Kochia scoparia Kochia | United States (North Dakota) | North Dakota | ND | Photosystem II inhibitors (C1/5) |
Photosystem II inhibitors (C1/5)
| atrazine | Mike Christoffers |
7
| 1193 | Wild Mustard | 1999 | Sinapis arvensis Wild Mustard | United States (North Dakota) | North Dakota | ND | ALS inhibitors (B/2) |
ALS inhibitors (B/2)
| cloransulam-methyl, imazethapyr, thifensulfuron-methyl | Richard Zollinger, Mike Christoffers, Kirk Howatt |
8
| 1196 | Eastern Black Nightshade | 1999 | Solanum ptycanthum Eastern Black Nightshade | United States (North Dakota) | North Dakota | ND | ALS inhibitors (B/2) |
ALS inhibitors (B/2)
| imazamox, imazethapyr | Richard Zollinger, Mike Christoffers, Kirk Howatt |
9
| 5046 | Redroot Pigweed | 1999 | Amaranthus retroflexus Redroot Pigweed | United States (North Dakota) | North Dakota | | ALS inhibitors (B/2) |
ALS inhibitors (B/2)
| imazethapyr | Richard Zollinger |
10
| 5236 | Marshelder | 2003 | Iva xanthifolia Marshelder | United States (North Dakota) | North Dakota | | ALS inhibitors (B/2) |
ALS inhibitors (B/2)
| imazamox, tribenuron-methyl | Kirk Howatt |
11
| 10986 | Kochia | 2004 | Kochia scoparia Kochia | United States (North Dakota) | North Dakota | | Photosystem II inhibitors (C1/5), PSII inhibitor (Ureas and amides) (C2/7) |
Multiple Resistance: 2 Sites of Action Photosystem II inhibitors (C1/5) PSII inhibitor (Ureas and amides) (C2/7)
| diuron, metribuzin, tebuthiuron | Mike Christoffers, Lemma Mengistu |
12
| 5507 | Common Ragweed | 2007 | Ambrosia artemisiifolia Common Ragweed | United States (North Dakota) | North Dakota | | EPSP synthase inhibitors (G/9) |
EPSP synthase inhibitors (G/9)
| glyphosate | Mike Christoffers, Jeff Stachler |
13
| 5575 | Tall Waterhemp | 2010 | Amaranthus tuberculatus (=A. rudis) Tall Waterhemp | United States (North Dakota) | North Dakota | | EPSP synthase inhibitors (G/9) |
EPSP synthase inhibitors (G/9)
| glyphosate | Jeff Stachler |
14
| 5683 | Kochia | 2012 | Kochia scoparia Kochia | United States (North Dakota) | North Dakota | | EPSP synthase inhibitors (G/9) |
EPSP synthase inhibitors (G/9)
| glyphosate | Kirk Howatt |