عناصر مشابهة

• Soil and water conservation based on linking watershed analysis to erosion vulnerability mapping in the angereb watershed, Ethiopia
  بواسطة: Hanlon, Timothy Thomas منشور: (2014)
• An Economic Evaluation of Soil Conservation
  بواسطة: Al Sheikh, Abd Alrahman Abd Alaziz A. H. منشور: (1967)
• SHEEP PRICE PATTERNS AND FACTORS AFFECTING PRICE VARIATIONS IN THE HIGHLAND MARKETS OF NORTH SHEWA, ETHIOPIA
  بواسطة: Teferra, Beneberu منشور: (2003)
• Soil moisture conservations as influenced by differnt tillage practices and fertilizer rates under fallow-wheat system in Mushaqqar region of Jordan
  بواسطة: Kharouf, Mohammed Abd Alkader منشور: (1989)
• الاعلام الاسلامى الطباعى فى الدول غير الاسلامية فى افريقيا مع دراسة تطبيقية للاعلام الاسلامى فى اثيوبيا
  بواسطة: ابراهيم محمود امام منشور: (1983)