one of the characteristics in iranian model of desertification potential assessment (imdpa) is vegetation. sincevegetation is very important factor in the degradation of land, so some indices were determined for this item in order toevaluate desertification potential of arid, semi arid and arid sub humid areas of iran. the indices included vegetationcondition, exploit and revegetation. to calib...

one factor that has highlighted the role of agriculture in the economy is to make the marketing system of agricultural products more efficient. the main purpose of this study was to identify the requirements of marketing the organic pomegranate of paveh, kermanshah province, iran, from the perspective of farmers. in order to identify contributing factors, an exploratory factor analysis was used...

The evolutions of practices of seismic slope stability analysis of earth embankment/dam are discussed in this paper. The basic concepts of various methods, salient features, advantages and limitations of each of them are elucidate. Methods for both stability analysis and deformation calculation are presented. Methods for calculation of deformation of post liquefaction stage are also briefed.

Adam Milewski,* Mohamed Sultan, Ahmad Al-Dousari and Eugene Yan 1 Department of Geology, University of Georgia, 210 Field Street, 306 Geography-Geology Building, Athens, GA 30602, USA 2 Department of Geosciences, Western Michigan University, 1903 W. Michigan Avenue, 1187 Rood Hall, Kalamazoo, MI 49008, USA 3 Department of Geography, Kuwait University, Kuwait, Kuwait 4 Argonne National Laborator...