LEADER 01565nam 2200385 a 450 001 9910697477403321 005 20080825160342.0 035 $a(CKB)5470000002388166 035 $a(OCoLC)244393648 035 $a(EXLCZ)995470000002388166 100 $a20080825d2000 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aLong-term patterns of vegetation and salinity change in the Lake Pontchartrain Region, Louisiana$b[electronic resource] /$fDebra A. Willard ... [and others] 210 1$a[Reston, Va.] :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d[2000] 215 $a1 electronic text (31 pages) $cImage, .DJVU files 225 1 $aU.S. Geological Survey open-file report ;$v00-520 300 $aTitle from title screen (viewed on Aug. 12, 2008). 320 $aIncludes bibliographical references (leaves 11-12). 517 3 $aLong term patterns of vegetation and salinity change in the Lake Pontchartrain Region, Louisiana 606 $aSalinity$zLouisiana$zPontchartrain, Lake 606 $aVegetation dynamics$zLouisiana$zPontchartrain, Lake 615 0$aSalinity 615 0$aVegetation dynamics 700 $aWillard$b Debra A$g(Debra Ann),$f1960-$01381076 712 02$aGeological Survey (U.S.) 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910697477403321 996 $aLong-term patterns of vegetation and salinity change in the Lake Pontchartrain Region, Louisiana$93435688 997 $aUNINA