000 00400nam a2200133Ia 4500
008 140316s9999 xx 000 0 und d
082 _aFAO CONSERVATION
_b1997
100 _aFAO
245 _aGuidelines for watershed management
260 _aRome
_bFood and Agriculture Organization of the United Nations
_c1977
300 _a293
650 _aGuidelines for Watershed Management
942 _2ddc
_cREF
999 _c19216
_d19216