فهرس المقالات Land cover change detection حرية الوصول المقاله صفحة الملخص نص كامل 1 - Estimation of Vegetation and Land Use Changes Using Remote Sensing Techniques and Geographical Information System (Case Study: Roodab Plain, Sabzevar City) Ali Ariapour Abolghasem Dadrasi Sabzevar Sara Toloee