00437nam a2200157Ia 4500008004100000020001500041082001700056100001900073245004900092260003900141300000800180650001400188650002000202653003800222700001900260170901s2003    xx            000 0 und d  a8127207381  a333.72bS48N  aSingh, Jaswant 0aNatural Resource Management and Conservation  aLudhianabKalyani Publishersc2003  a230  aEconomics  aSocial sciences  aConservation of natural resources  aPandey, Girish