000 nam a22 7a 4500
999 _c253
_d253
003 OSt
005 20180522174608.0
008 180522b xxu||||| |||| 00| 0 eng d
020 _a0387972048
082 _a630.9154
_bSIN
100 _aSingh, R. Paul
110 _aStewart, B.A.
111 _aParr, J F
245 _aDryland agriculture : strategies for sustainability /
_cby R P Singh, J F Parr & B A Stewart.
260 _aNew York :
_bSpringer-Verlag ;
_c1990.
300 _axi ; 373 p.,
_c24 cm.
942 _2ddc
_cBK