000 00388nam a2200133Ia 4500
008 180413s9999 xx 000 0 und d
020 _a9022009467 (Hbk)
100 _aUngar E D
245 0 _aManagement Of Agropastoral Systems In A Semiarid Region
260 _bWageningeg : Pudoc 1990.
300 _a221
546 _aEng
690 _aSemiarid Zones ; Agropastarol Systems ; Management.
999 _c27109
_d27109