عبد رب الرسول بن موسى العمران

Al-Darby, A.M., A.M. Al-Omran,A.A. Shalaby and M.A. Mustafa. Soil gel-conditioners and water quality for soil water management. The fist scientific Saudi symposium on controlled environment agriculture. 25-27 Feb. 1992. Riyadh Saudi Arabia.