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Noxious WeedsThe possibility of vehicles spreading noxious weeds is one of the reasons used to close areas or trails to motorized recreation. Read an article about noxious weeds by Bill Hunter here. Web sites for additional information:Washington Statue University Extension Service: http://ext.wsu.edu Washington State Noxious Weed Control Board: http://www.nwcb.wa.gov Oregon State University Extension Service: http://extension.oregonstate.edu Oregon Department of Agriculture: http://www.oda.state.or.us/Plant/weed_control Idaho Noxious Weed Program: http://www.agri.state.id.us/animal/weedintro.htm Bureau of Land Management: http://www.blm.gov/weeds U.S. Department of Agriculture: http://www.aphis.usda.gov/ppq/weeds |
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