000 00385nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
080 _a551.437.1
245 _aWatershed management field manual : Slope treatment measures and practices
260 _aRome
260 _c1988
300 _a144 p.
440 _aNo. 13/3; Food and Agriculture
901 _pS40090
942 _cB
_2udc
999 _c136712
_d136712