http://scholar.cu.edu.eg/
http://scholar.cu.edu.eg/?q=mohamed_sami/
http://scholar.cu.edu.eg/?q=ashrafseida/
http://scholar.cu.edu.eg/?q=wafaaabdelghany/
http://scholar.cu.edu.eg/?q=mmyoussif/
http://scholar.cu.edu.eg/?q=abdelazizshabon/classes/plant-protection