000 00308nam a2200109Ia 4500
008 170101s1988 xx 000 0 und d
082 _a631.7 DON
100 _aFood and Agriculture organization
245 0 _aIrrigation practice and water management
260 _aOxford
_bOxford IBH
_c1988
942 _2ddc
_cRS
999 _c386481
_d386481