Herbicide Resistant Weeds

Herbicide Resistant Weeds

UREAS AND AMIDES (C2/7) RESISTANT WEEDS by species and country
#	Species	Country (Click for Details)	Year

1.	*Alopecurus japonicus* Japanese Foxtail	1990 - China	1990

2.	*Alopecurus myosuroides* Blackgrass	1979 - Israel 1982 - United Kingdom 1983 - Germany Multiple - 2 MOA's 1989 - The Netherlands 1991 - Spain 1996 - Belgium 1996 - Belgium Multiple - 5 MOA's 1996 - The Netherlands Multiple - 2 MOA's 1997 - Switzerland 2007 - Germany Multiple - 4 MOA's	1979

3.	*Amaranthus powellii* Powell Amaranth	1999 - Canada (Ontario) Multiple - 2 MOA's 2001 - USA (Michigan) Multiple - 2 MOA's	1999

4.	*Amaranthus retroflexus* Redroot Pigweed	1980 - Germany Multiple - 2 MOA's 1984 - Bulgaria 2001 - Canada (Ontario) 2001 - Canada (Quebec) 2001 - USA (Michigan) Multiple - 2 MOA's	1980

5.	*Ambrosia artemisiifolia* Common Ragweed	1999 - Canada (Quebec)	1999

6.	*Apera spica-venti* Wind Bentgrass	1994 - Switzerland 1997 - Germany 2009 - Germany *Multiple - 3 MOA's	1994

7.	*Beckmannia syzigachne* American Sloughgrass	1993 - China	1993

8.	*Bromus tectorum* Downy Brome	1990 - Spain	1990

9.	*Chenopodium album* Lambsquarters	1994 - Norway	1994

10.	*Chloris inflata* Swollen Fingergrass	1987 - USA (Hawaii)	1987

11.	*Conyza canadensis* Horseweed	1988 - France 2002 - USA (Michigan) *Multiple - 2 MOA's 2002 - USA (Michigan)	1988

12.	*Echinochloa colona* Junglerice	1987 - Costa Rica 1988 - Colombia 1998 - Costa Rica *Multiple - 3 MOA's 1999 - El Salvador 1999 - Guatemala 1999 - Honduras 1999 - Panama 2000 - Venezuela	1987

13.	*Echinochloa crus-galli* Barnyardgrass	1986 - Greece 1990 - USA (Arkansas) 1991 - USA (Texas) 1994 - USA (Missouri) 1995 - USA (Louisiana) 1997 - Sri Lanka 1998 - Thailand Multiple - 2 MOA's 1999 - USA (Arkansas) Multiple - 2 MOA's 2000 - Greece 2000 - Italy 2005 - Philippines *Multiple - 2 MOA's	1986

14.	*Echinochloa erecta* Pollacci Barnyardgrass	2004 - Italy *Multiple - 2 MOA's	2004

15.	*Euphorbia heterophylla* Wild Poinsettia	1990 - Ecuador	1990

16.	*Lolium multiflorum* Italian Ryegrass	1990 - United Kingdom	1990

17.	*Lolium rigidum* Rigid Ryegrass	1992 - Spain *Multiple - 2 MOA's	1992

18.	*Phalaris minor* Little Seed Canary Grass	1991 - India 2006 - India *Multiple - 3 MOA's	1991

19.	*Poa annua* Annual Bluegrass	1994 - USA (Oregon)	1994

20.	*Portulaca oleracea* Common Purslane	1991 - USA (Michigan) *Multiple - 2 MOA's	1991

21.	*Senecio vulgaris* Common Groundsel	1987 - Switzerland	1987

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