Name : Dr Ali Abdullah Alderfasi

Nationality :  Saudi

Marital Status :   Married

Languages :   Arabic and English

E-mail:  &

Contact Information

P.O Box 2460  Riyadh 11451

Saudi Arabia


Academic Qualifications

1993    Ph. D. in  Crop Science (Crop Physiology) from Colorado State University, USA

            Title of Ph.D. Dissertation: "Use of Canopy Temperature, Architecture and Water Relations to Evaluate Productivity in Wheat".

1987    M.Sc.  in Agronomy from King Saud University, College of Agriculture, Riyadh Saudi Arabia

            Title of M.Sc. Thesis: "Effect of Different Shading Densities on the Growth and Yield of Sugarbeet".

1988    B.Sc. in Agriculture Science from Riyadh University, College of Agriculture, Riyadh Saadi Arabia

Employment History

1) Associate Professor, Plant Production Department from 2003 till now.

2) Assistant Professor, Plant Production Department from 1994 to 2003.

3) Lecturer, Plant Production Department from 1987 to 1994.

4) Teaching Assistant, Plant Production Department from 1978 to 1987.

Community Services

·   Public Consultations through the Plant Production Department.

·   Principle Investigator for Research Projects funded by the Agricultural Research Center of the College of Food & Agricultural Science.

·   Evaluation of Research Papers for Different Local Journals.

·   Member Committee of Evaluation Research Papers in International Journal of Agriculture Water Management Since 2003 till now.

Professional Memberships

A member of the American Society of Agronomy (ASA)

A member of Saudi Biological Society (SBS)

A member of   Saudi Society of Agricultural Science (SSAS)


Academic Courses in PhD Program at CSU


رمز المقرر

اسم المقرر


CS  110

Basic and Personal Computing


CO  301B

Expository Writing-Sciences


ST  304

Multiple Regression Analysis


BC  351

Principles of Biochemistry


AG  414

Plot Technique


AG  415

Crop Response to Environment


B  440

Plant Physiology


B  441

Plant Physiology Laboratory


B  446

Physiology of Seeds


AG 470

Soil Physics


AG 500

Environmental Agronomy


ER 520



AG 540

Soil-Plant- Nutrient Relation


H  542

Plant Growth Analysis & Modeling


H  560

Plant Environmental Measurement


IS 564

Microcomputer Applications-Indus


AG 580

Environmental Biophysics


B  642

Plant Metabolism


H  675

Plant Stress Physiology


AG 715

Physiology-Crop yield development


AG 792A

Seminar-Research Topic


AG 792B

Seminar-Research Presentations


AG 799V

















Dissertation Title:  Use of Canopy Temperature, Architecture and Water Relations to Evaluate Productivity in Wheat


Alderfasi, Ali Abdullah. 1986.  Effect of Different Shading Densities on the Growth and Yield of Sugarbeet (Beta Valgaris L.). Thesis of Master Degree in Crop Production. King Saud University, Riyadh Saudi Arabia.

Alderfasi, Ali Abdullah. 1993. Use of Canopy Temperature, Architecture, and Water Relations to Evaluate Productivity in Winter Wheat. Thesis of Doctor of Philosophy in Agronomy. Colorado State University, FortCollins - CO, USA. 

Ghandorah, M.O., M.M El-Rouby, F.A. Al-saad and A.A. Alderfasi. 1988.  Effect of shading densities on the agronomic and physiological characters of two sugarbeet cultivars. J.Agron. & Crop Sci. 161:114-122.

 Ghandorah, M.O., F.A. Al-saad, M.M. El-Rouby, and A.A.Alderfasi. 1988.  Effects of shading densities on root chemical composition of sugarbeet.  J.Agron. & Crop Sci. 161:217-220.

 Alderfasi, A.A. and J.A. Morgan. 1997.  Canopy temperature, architecture and water relations in wheat. Res. Bull. No. (69):5-43, Agric. Res.Center, King Saud University.

Alderfasi, A.A. and J.A. Morgan. 1998.  Use of canopy temperature as an indicator for water use efficiency and yield productivity in wheat. Saudi J. Bio.Sci. 5(1):57- 71.

Al-Yahya, F.A., A.A. Alderfasi, A.S. Al-Hazmi, A.A. Ibrahim and A.T. Abdul-Razig. 1998. Effect of cereal cyst nematode on growth and physiological aspects of wheat under field conditions. Pak.J.Nematol. 16(1):55-62

Ibrahim, A.A., A.S. AL-Hazmi, F.A. AL-Yahya and A.A. Alderfasi. 1999. Damage Potential and reproduction of Heterodera avenae on wheat and barley under Saudi field conditions. Nematology, 1(6):625-630.

Alderfasi, Ali A., M.O. Ghandorah and Kh.A. Moustafa. (1999). Evaluation of some wheat genotypes under drought stress in arid region of Saudi Arabia. Alex.J.Agric.Res. 44(3):209-217.

Alderfasi, Ali Abdullah. (2000).  Response of four genotypes of wheat to irrigation schedules.  Saudi J. Bio.Sci. 7(2):171-178. 

Saadalla, M.M. and Ali A. Alderfasi. (2000). Infrared-Thermal sensing as screening criterion for drought tolerance in wheat.  Annals Agric.Sci., Ain Shams Univ., Cairo, 45(2):421-437.

Alderfasi, Ali A. and D. Nielsen. (2001). Use of crop water stress index for monitoring water status and scheduling irrigation in wheat. Agricultural Water Management, 47(1): 71-77.

Alderfasi, Ali Abdullah(2001).  Evaluation of certain traits associated with drought resistance in wheat under field conditions. Annals Agric.Sci., Ain Shams Univ., Cairo, 46(1):71-83.

Alderfasi, Ali Abdullah and Khalid M. (2001). Evaluation of different stress techniques for selection wheat drought tolerance at post-anthesis stage. J. Agric. Sci. Mansoura Univ., Egypt, 26(8):3663-3672.

Alderfasi, Ali A., M.S. AL-Sewailem, F. A. AL-Yahya, K.A.Kamel and Ali Aleter.  (2002).  Effect of irrigation with treated municipal waste water on wheat production under drought stress conditions.  J. King Saud Univ., Agric.Sci., 14(1):57-73. 

Alderfasi, Ali Abdullah and Yahya Ali Refay (2002) Evaluation of three techniques for characterizing wheat plant water status .  JKAU. Met. Env. & Arid Land Agric. Sci., 13: 43-52.

 Alghamdi, S.S., A.A. Alderfasi and Kh. A. Ali (2003).  Performance of some soybean genotypes under different sowing dates in Saudi Arabia .  J. Agric. Sci. Mansoura Univ., 28(8): 4951- 4959.

Abdel-Mawgood, Ahmed L. and Ali A. Alderfasi  (2006).  Estimates of genetic variance among S2 progenies derived from four yellow maize populations.  Alex.J.Agric.Res. 51(2): 27-34.