000 00429nam a22001577a 4500
008 250522b |||||||| |||| 00| 0 eng d
020 _a0471574902
050 _aS623
_b.S34
100 _aSchwab, Glenn O.
245 _aSoil and water conservation emgineering
250 _a4th
260 _aBrisbane
_bJohn Wiley & Sons inc
_c1993
300 _axiv, 505p.
_bill,
650 _asoil convervation
_vwater conservation
942 _cBK
999 _c3609
_d3609