Omar, Ngaat I., et al. “IDENTIFICATION AND SURVEY OF FIRE BLIGHT DISEASE ON APPLE AND PEAR TREES IN JABEL EL-AKHDAR AREA, LIBYA”. Al-Mukhtar Journal of Sciences, vol. 26, no. 1, Dec. 2011, pp. 80-94, doi:10.54172/mjsc.v26i1.703.