Document Type : Original Article
Authors
1 Agric, Economic Res. Inst., Seoud King. Univ.
2 Department of Agricultural Economics, college of Food and Agricultural Sciences, King Saud University P.O. Box 2460, Riyadh 11451.
3 Department of Agricultural Economics, college of Food and Agricultural Sciences, King Saud University P.O. Box 2460, Riyadh 11451
Abstract
Keywords