1
| Echinochloa colona | Junglerice | Costa Rica | | 1987 | 11 |
PSII inhibitor (Ureas and amides) (C2/7)
| 72 |
2
| Ixophorus unisetus | Pasto Honduras (Mexicangrass) | Costa Rica | | 1988 | 11 |
ALS inhibitors (B/2)
| 74 |
5
| Echinochloa colona | Junglerice | Costa Rica | | 1998 | 11 |
Multiple Resistance: 3 Sites of Action ACCase inhibitors (A/1) ALS inhibitors (B/2) PSII inhibitor (Ureas and amides) (C2/7)
| 5147 |
6
| Eleusine indica | Goosegrass | Costa Rica | | 2010 | 11 |
EPSP synthase inhibitors (G/9)
| 7884 |
7
| Oryza sativa var. sylvatica | Red Rice | Costa Rica | | 2010 | 11 |
ALS inhibitors (B/2)
| 7885 |
8
| Paspalum paniculatum | Arrocillo | Costa Rica | | 2010 | 11 |
EPSP synthase inhibitors (G/9)
| 17101 |
9
| Echinochloa colona | Junglerice | Costa Rica | | 2013 | 11 |
Multiple Resistance: 2 Sites of Action ACCase inhibitors (A/1) ALS inhibitors (B/2)
| 7886 |