LEADER 01563oam 2200421 a 450 001 9910698812303321 005 20090603100220.0 035 $a(CKB)5470000002397747 035 $a(OCoLC)53247638 035 $a(EXLCZ)995470000002397747 100 $a20031021d2003 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 02$aA 20-year recount of bird populations along a Great Basin elevational gradient$b[electronic resource] /$fJohn Woodyard ... [and others] 210 1$aOgden, UT :$cU.S. Dept. of Agriculture, Forest Service, Rocky Mountain Research Station,$d[2003] 215 $a11 pages $cdigital, PDF file 225 1 $aResearch paper RMRS ;$vRP-43 300 $aTitle from title screen (viewed on Oct. 21, 2003). 300 $a"September 2003." 320 $aIncludes bibliographical references (page 8). 517 3 $aTwenty year recount of bird populations along a Great Basin elevational gradient 606 $aBirds$xCounting$zNevada$zGreat Basin National Park 606 $aBird populations$zNevada$zGreat Basin National Park 615 0$aBirds$xCounting 615 0$aBird populations 701 $aWoodyard$b John$01395314 712 02$aRocky Mountain Research Station--Ogden. 801 0$bAGL 801 1$bAGL 801 2$bOCLCQ 801 2$bGPO 906 $aBOOK 912 $a9910698812303321 996 $aA 20-year recount of bird populations along a Great Basin elevational gradient$93453602 997 $aUNINA