00578nam a2200217Ia 4500008004100000020001800041040000600059041001200065082001100077082001100088100001700099245005700116245001700173260001400190260003200204260000900236300005500245300001000300501002800310650002200338141004s9999    xx            000 0 und d  a81 204 0058 5  ca  aEnglish  a631.45  bARA/PR  aHR   Arakeri  aPrinciples of soil conservation and water management  cHR   Arakeri  aNew Delhi  bOxford & IBH publishing Co.  c1984  a254 p.                                              b23 cm  aKAUCOF                   aSoil conservation