Full Length Research Paper
Authors
ELSHEIKH Omer Elgaili
Agricultural Economics Department, College of Food and Agricultural Sciences, King Saud University, P. O. Box 2460 Riyadh 14511, Kingdom of Saudi Arabia.
ALDERINY Mahmoud Mohamed
Agricultural Economics Department, College of Food and Agricultural Sciences, King Saud University, P. O. Box 2460 Riyadh 14511, Kingdom of Saudi Arabia.
ALKAHTANI Safar H. Abdullah
Agricultural Economics Department, College of Food and Agricultural Sciences, King Saud University, P. O. Box 2460 Riyadh 14511, Kingdom of Saudi Arabia.
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