FLAVONOID CONTENT AND ANTIOXIDANT ACTIVITYN OF DIFFERENT ORGANIC CRUDE EXTRACTS OF THE STEM OF SOLANUM NIGRUM L. BY ELECTROCHEMICAL METHODImane Guediri, C. Boubékri, Ouanissa SmaraJournal of Fundamental and Applied SciencesVolume 13، (2)، Pages 914-9302021Article Accès ouvert