000 00428nam a2200157Ia 4500
008 130223s9999 xx 000 0 und d
080 _a333.91(81)
100 _aSilva, A. de S.
245 _aUse and conservation of water resources in rural areas of the Brazilian semi-ari
260 _aPetrolina
260 _c1982
300 _a128 p.
440 _aNo. 14; Brasil EMBRAPA Centro
901 _pS38268
942 _cB
_2udc
999 _c136128
_d136128