Détail du congrès:
Congrès: Spate irrigation,proceedings in the subregional expert consultation on wadi development for agriculture in the Natural Yemen,6-10 decembre 1987,Aden,PDR Yemen (1987; YEM) (1987) |
Congrès: Spate irrigation,proceedings in the subregional expert consultation on wadi development for agriculture in the Natural Yemen,6-10 decembre 1987,Aden,PDR Yemen (1987; YEM) (1987) |