*0011723211
*008980807s1997    xx#           000 0 eng
*019  $bk
*08230$a333.75
*100  $aThingstad, Per Gustav$_132727300
*245  $aChallenges to conservation of biological diversity in boreal forestry landscape$ba case study using bird guilds as environmental indicators
*300  $aS. 49-68
*520  $aOm bevaring av biologisk mangfold innen boreale skogbrukslandskap. - Norsk sammendrag
*650  $abiologisk mangfold$2norart$_18316900
*650  $aboreal skog$9nor$2norart$_135843200
*773  $tFauna norvegica. Ser. C$gVol. 20, no 2 (1997)$x0332-7701$w(NO-LaBS)317575(tnr)
*999  $z9800238363$anorart:9800238363
^