00561nam a2200205Ia 4500008004100000020001800041040000600059041001200065082001100077082001100088100002200099245007700121245002200198260001300220260002000233260000900253300005500262300001000317501002800327141004s9999    xx            000 0 und d  a0 387 97790 2  ca  aEnglish  a333.91  bNAI/WA  aRobert J   Naiman  aWatershed management: Balancing sustainablility and environmental change  cRobert J   Naiman  aNew York  bSpringer-Verlag  c1992  a542 p.                                              b24 cm  aKAUCOF