TY - BOOK AU - Jackelen,H.R. ED - International Comission on Irrigation and Drainage, New Delhi (India) ED - Conferencia Internacional sobre Impactos de Variacoes Climaticas e Desenvolvimento Sustentavel em Regioes Semi-Aridas TI - Economic interventions in the changing environment of a semi-arid zone: introducing small scale irrigation in the Timbuktu region of the north of Mali and assessing community participation based of financial and production indicators PY - 1992///. CY - New Delhi (India): KW - Desenvolvimento Sustentavel KW - Comunidade Rural KW - Financiamento KW - Irrigacao KW - Meio Ambiente KW - Agricultura de Subsistencia KW - Indicador Economico ER -