Herbicidea

Classificationb

2,4-D (phenoxyacetic herbicide)

Synthetic auxins (O(4))

aHerbicide listed is one example of the herbicide family.

bHerbicide mode of action code according to the Herbicide Resistance Action Committee (HRAC, 2010) and the Weed Science Society of America (WSSA) classification (Senseman and Armbrust, 2007). The capitalized letter is the HRAC classification and the superscript number is the WSSA classification.

cThe indicated herbicide mode of action is from the HRAC and WSSA descriptions as well as other citations.

REFERENCES

EXTOXNET (Extension Toxicology Network). 2009a. Atrazine. Corvallis, OR: Oregon State University. Available online at http://extoxnet.orst.edu/pips/atrazine.htm. Accessed November 14, 2009.

———. 2009b. Metribuzin. Corvallis, OR: Oregon State University. Available online at http://extoxnet.orst.edu/pips/metribuz.htm. Accessed November 14, 2009.

HRAC (Herbicide Resistance Action Committee). 2010. Classification of herbicides according to mode of action. Washington, DC. Available online at http://www.hracglobal.com/Publications/ClassificationofHerbicideModeofAction/tabid/222/Default.aspx. Accessed January 21, 2010.

NPIC (National Pesticide Information Center). 2009. Glufosinate. Corvallis, OR: Oregon State University. Available online at http://extoxnet.orst.edu/pips/atrazine.htm. Accessed November 14, 2009.

Senseman, S.A., and K. Armbrust, eds. 2007. Herbicide handbook. 9th ed., p. 458. Lawrence, KS: Weed Science Society of America.

US-EPA (U.S. Environmental Protection Agency). 2001. Pesticide fact sheet: Flumioxazin. 7501C. Office of Prevention, Pesticides, and Toxic Substances. Washington, DC. Available online at http://www.epa.gov/opprd001/factsheets/flumioxazin.pdf. Accessed January 21, 2010.

———. 2004. Report of the Food Quality Protection Act (FQPA) Tolerance Reassessment Progress and Risk Management Decision (TRED) for Fluridone. 7508C. Office of Prevention, Pesticides, and Toxic Substances. Washington, DC.Available online at www.epa.gov/oppsrrd1/REDs/fluridone_tred.pdf. Accessed January 21, 2010.

———. 2006. Pesticide fact sheet: 1,2,4-triazole, triazole alanine, triazole acetic acid: Human health aggregate risk assessment in support of reregistration and registration actions for triazole-derivative fungicide compounds. Office of Prevention, Pesticides, and Toxic Substances. Washington, DC. Available online at www.epa.gov/opprd001/factsheets/tetraHHRA.pdf. Accessed January 21, 2010.

———. 2009a. User’s manual for RSEI, version 2.2.0 [1996 - 2006 TRI data]. Office of Prevention, Pesticides, and Toxic Substances. Washington, DC. Available online at http://www.epa.gov/oppt/rsei/pubs/RSEI%20Users%20Manual%20V2.2.0.pdf. Accessed June 24, 2009.



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