Communications 

• Le premier séminaire international sur les forets et les steppes des milieux semi arides  à Djelfa 2011
• international congress on aromatic and medicinal plants CIPAM  à Sidi Bel Abbes 2012
• Séminaire international  Cancer, stress cellulaire et substances nioactives à Jijel 2012
• First seminar in engineering health and analysis à Alger 2013
• Premier séminaire  national  sur l’agriculture en zones arides  à  Ghardaia 2015
• International Conference , Bioscience , Enzymatic Engineering et Metabolite Production /Oran (Algerie) 2018
• International Agricultural Biological and Life Science Conference / Edirne Turkey 2018
• 1The second national biodiversity day on the diversity of local plant

           Ouargla /(Algerie) 2022

• 6th International Conference on Sustainable Agriculture & Environment/ Konya (Turkey) 2019