Ex post impact assessment of NRM research in the arid and semiarid areas : the case of the Mashreq/Maghreb Project experience. The impact of Cactus in alley cropping in the Tuisian case study

Alary Véronique, Nefzaoui Ali, Benjema M.. 2004. Ex post impact assessment of NRM research in the arid and semiarid areas : the case of the Mashreq/Maghreb Project experience. The impact of Cactus in alley cropping in the Tuisian case study. In : SPIA Workshop on Impact Assessment of Natural Resource Management research, 18-19 june 2004, Hannover, Allemagne. s.l. : s.n., Diaporama, (55 vues) SPIA Workshop on Impact Assessment of Natural Resource Management Research, Hannover, Allemagne, 18 Juin 2004/19 Juin 2004.