على عبدالله سعيد الدرفاسى

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 جامعات

* King Saud University

* King Fahad University

* Colorado State University

* Universities Worldwide

 مجلات علمية

 * Journal Citation Reports (JCR)

* Journal of King Saud University(Agricultural Sci.) 

 * Saudi Society of Agricultural Science

 * Saudi Journal of Biological Sciences

 * Agronomy Journal

 * Agronomy

 * Agric. Water Management

 * Australian Journal

 * Annals Botany

 * Crop Science

 * Journal of Arid Environment

 * Plant Physiology

 * ScienceDirect

 * Electronic Sites

 * Text Translation

  مواقع علمية هامة

 * Download Quran

 * Publications 

  * Scinece Library

  * Islamic Link 

  * King Saud University Libraries Catalog

  * Physical Link

  * Fao-Organization

  * CABI - Organization

  * National Agricultural Library

  * Homocysteine

  * Cereal Improvement Unit

  * Biotechnology Unit 

 * Global Warming

 * تهنئة

 *  الاحتباس الحراري

 *( إذاعة القرآن الكريم(بث مباشر

 محمد صلى الله عليه وسلم