LEADER 02307oam 2200733Ia 450 001 9910696328003321 005 20180112090841.0 035 $a(CKB)5470000002377554 035 $a(OCoLC)191805295$z(OCoLC)839772668 035 $a(EXLCZ)995470000002377554 100 $a20080204d2000 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aDescription and identification of American black duck, mallard, and hybrid wing plumage /$fby Ronald E. Kirby [and others] 210 1$aJamestown, N.D. :$cU.S. Geological Survey, Biological Reosurces Division, Northern Prairie Wildlife Research Center,$d[2000] 215 $a1 electronic text $cHTML file 225 1 $aBiological science report ;$v2000-0002 300 $aTitle from HTML title screen (viewed on Feb. 4, 2008). 300 $aAt head of title: Northern Prairie Wildlife Research Center. 300 $a"March 2000." 320 $aIncludes bibliographical references. 517 3 $aAmerican black duck, mallard, and hybrid wing plumage 606 $aBlack duck$vIdentification 606 $aMallard$vIdentification 606 $aDucks$vIdentification 606 $aWaterfowl$vIdentification 606 $aHybridization 606 $aBlack duck$2fast 606 $aDucks$2fast 606 $aHybridization$2fast 606 $aMallard$2fast 606 $aWaterfowl$2fast 608 $aField guides.$2fast 615 0$aBlack duck 615 0$aMallard 615 0$aDucks 615 0$aWaterfowl 615 0$aHybridization. 615 7$aBlack duck. 615 7$aDucks. 615 7$aHybridization. 615 7$aMallard. 615 7$aWaterfowl. 701 $aKirby$b Ronald E$01418718 712 02$aNorthern Prairie Wildlife Research Center (1997- ) 712 02$aGeological Survey (U.S.) 801 0$bGPO 801 1$bGPO 801 2$bGPO 801 2$bXFF 801 2$bOCLCQ 801 2$bOCLCF 801 2$bOCLCO 801 2$bOCLCQ 801 2$bOCL 801 2$bOCLCA 801 2$bGPO 906 $aBOOK 912 $a9910696328003321 996 $aDescription and identification of American black duck, mallard, and hybrid wing plumage$93530963 997 $aUNINA