00979nam a2200265 a 450000100080000000500110000800800410001910000170006024500930007726002390017030000140040952001050042365000100052865000130053865000100055165300140056165300130057565300210058865300160060965300090062565300110063465300240064565300210066970000230069011329002023-06-27       1999    bl uuuu     u00u1 u    #d1 aPORTO, E. R.  aAppraising the returns for a cisternbone case study in the brazilian Semi-arid Tropics.  aIn: SIMPÓSIO SOBRE CAPTAÇÃO DE ÁGUA DE CHUVA NO SEMI-ÁRIDO BRASILEIRO, 1., 1997, Petrolina. A captação de agua de chuva: a base para viabilização do semi-árido brasileiro - anais. Petrolina: EMBRAPA-CPATSA: IRPAA: RCSAc1999  ap. 63-67.  aThe proposed approach; Primary benefits; Secondary benefits; Financing rural drinking water systems.  atanks  aCisterna  aCusto  aBeneficio  aBenefits  aConsumo familiar  aConsumption  aCost  aFamily  aRegião semi-árida  aSemi-arid region1 aBRITO, L. T. de L.