Thesis (M.S.)--American University of Beirut, Department of Agricultural Sciences, 2012.
Advisor : Dr. Musa N. Nimah, Professor, Agricultural Sciences--Co-Advisor : Dr. Youssef Abou Jawdeh, Professor, Agricultural Sciences--Committee Members : Dr. Isam Bashour, Professor, Agricultural Sciences ; Dr. Nadim Farajalla, Associate Professor, Landscape and Ecosystem Management.
Includes bibliographical references (leaves 80-92)