000 00302nam a22001097a 4500
008 150929b xxu||||| |||| 00| 0 eng d
020 _a1853830526
082 _a333.73 DIX
100 _aDIXON JOHN A,
245 _aTHE ECONOMICS OF DRYLAND MANAGEMENT.
260 _aLONDON;
_bEARTHSCAN PUBLICATION LTD,
_c1989.
999 _c3271
_d3271