http://www.ar.nrcs.usda.gov/  Arkansas Natural Resources Conservation Service  (NRCS)

http://division.uaex.edu/   U of A Division of Agriculture

http://forestry.arkansas.gov/Pages/default.aspx   Arkansas Forestry Commission

http://www.fs.fed.us/    U.S. Forest Service

http://www.agfc.com/Pages/default.aspx    Arkansas Game and Fish Commission

http://www.anrc.arkansas.gov/   Arkansas Natural Resources Commission

http://www.anps.org/    Arkansas Native Plant Society

http://www.adeq.state.ar.us/    ADEQ Arkansas Department of Enviromental Quality

http://www.plantanswers.com/     Great Site for questions on plants, weeds, vegetables and garden critters