000 00777nam a22002537a 4500
001 BR9507473
003 BR-BrBNA
005 20230928094715.0
007 ta
008 230509b bl.||||| |||| 00| 0 por d
040 _aBR-BrBNA
_bpor
_cBiblioteca Nacional de Agricultura
041 _a(Eng)
072 _aF08
090 _ F08 BR9507473
100 1 _aPorto, E.R.
110 1 _aArizona Univ. (USA)
_0Tese (Doctor of Philosophy)
_9136
245 1 _aAn economic evaluation of selected soil and Water management technologies for rainfed agriculture: a study case in the arid zones of Brazil
260 3 _aArizona (USA):
_c1988.
300 _a226 p.
650 _aSistema de Cultivo
650 _aZona Semi-arida
909 _a202309
_bLucia
_c55
_dLucia Elande
942 _cBK
999 _c52188
_d52188