عناصر مشابهة

• SUSTAINABLE AGRICULTURAL GROWTH IN THE AL-AHSA OASIS OF SAUDI ARABIA: HARMONIZING WTO GOALS, ENVIRONMENTAL '. CONSTRAINTS, AND NATIONAL FOOD SECURITY ISSUES
  بواسطة: AI Mass, Ahmad Mohammad منشور: (2003)
• SAND ENCROACHMENT BY WIND IN AL-HASA OF SAUDI ARABIA
  بواسطة: Abo Alkhair, Yahya Mohammed Sheikh منشور: (1981)
• SPECIFICATION AND CALIBRATION OF BAGNOLD'S MODEL FOR SAND TRANSPORT: URAYQ AL BULDAN DUNE FIELD, CENTRAL SAUDI ARABIA
  بواسطة: Al Khalaf, Abd Allah Hamad منشور: (1986)
• SAND STABILIZATION BY AFFORESTATION IN AL HASSA OASIS, SAUDI ARABIA
  بواسطة: Abo Hassan, Atalla Ahmed منشور: (1976)
• METHODS OF DISSEMINATING AGRICULTURAL INFORMATION TO THE FARMERS AND FARM ADVISORS OF AL-HASSA OASIS IN SAUDI ARABIA
  بواسطة: Al Ghamdi, Mohammed Hamed منشور: (1986)