000 00542nam a22001817a 4500
999 _c10914
_d10914
003 UDS
005 20221006031404.0
008 170302b xxu||||| |||| 00| 0 eng d
040 _aLC
_bEng.
_cLC
_dLC
050 _aS627.C65.
_bC51
100 _q Couper, Douglas C.
245 _aUse of graded contour banks for soil conservation
_c/ Douglas C. Couper
260 _aIbadan:
_bInternational institute of tropical Agriculture,
_c1995.
300 _a26p. :
600 _2Agriculture
_xSoil conservation
610 _xprotection
942 _2lcc
_cBK