01045cam a2200289Ia 45 0 u181231 SIRSI 100427s2005 ua a bm 000 0 eng d EAL eng ara CD-1827 Hamed, Ahmed Ragab Studies on safety in the operation of agricultural mechanization units [computer file]/ Ahmed Ragab Hamed. دراسات فى أمن وسلامة تشغيل وحدات الميكنة الزراعية. 2005. Computer laser optical disk. Thesis (M.S.)--Cairo University,2005. Includes bibliographical references (leaves 154-163). System requirement : WinWord. Summary in Arabic. Agricultural machinery Agricultural machinery Design and construction Tractor driving http://nile.enal.sci.eg/thesis/1827.pdf Content & Abstract. 1 ETH lcc 0 0 lcc 0 0 ENAL ENAL 2018-02-19 0 CD-1827 CD001827 2018-02-19 00:00:00 1 2018-02-19 ETH 15348 15348