A rapid assessment technique to evaluate rangeland health
Introduction Land managers are constantly searching for more efficient methods to assess the condition of rangelands.The concept of rangeland health was advanced as an alternative to range condition ( NRC 1994) and is defined as,.The degree to which the integrity of the soil,vegetation,water,and air,as well as the ecological processes of the rangeland ecosystem are balanced and sustained (Pellant et al.2005).
rangeland health assessment qualitative ranking indicator
M.Pellant J.E.Herrick P.Shaver F.Busby D.A.Pyke
Bureau of Land Management,1387 S.Vinnell Way,Boise,ID 83709 USDA,Agricultural Research Service,Jornada Experimental Range,MSC 3 JER,NMSU,Box 30003,Las Cruces,NM USDA Natural Resources Conservation Service,West National Technology Support Center,1201 NE Lloyd Bl Utah State University,Logan,UT U.S.Geological Survey,3200 SW Jefferson Way,Corvallis,OR 97331
国际会议
呼和浩特
英文
2008-06-29(万方平台首次上网日期,不代表论文的发表时间)