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1by Mu'Allem, A.S. (El-Kod Agricultural Research Centre, (Yemen, D.)), FAO, Rome (Italy). Agriculture Dept. eng, Subregional Expert Consultation on Wadi Development for Agriculture in the Natural Yemen eng 6-10 Dec 1987 Aden (Yemen, D.), UNDP, New York (USA) eng
Published 1989Texto bibliotecaFAO IT