1. Desert development: man technology in sparselands
پدیدآورنده : edited by yehuda gradus
کتابخانه: Library of Desert International Research Center University of Tehran (Tehran)
موضوع : Desertification.,Arid regions agriculture.,Desert resources development.
رده :
GB611
.
D394
1985
2. Roots in the African dust : sustaining the sub-Saharan drylands
پدیدآورنده : / Michael Mortimore
کتابخانه: University of Tabriz Library, Documentation and Publication Center (East Azarbaijan)
موضوع : Arid regions agriculture - Africa, Sub-Saharan,Desertification - Africa, Sub-Saharan,Desert resources development - Africa, Sub-Saharan
رده :
S616
.
A448M675
1998
