فهرس المقالات PATRICIA ONOCHA المقاله 1 - Antioxidant activity of phytol dominated stem bark and leaf essential oils of <i>Celtis zenkeri</i> Engl. 20.1001.1.25883623.2022.6.2.5.3 10.30495/tpr.2022.1952985.1246 Ejike Okpala Patricia Onocha Muhammad Ali Trends in Phytochemical Research , العدد 2 , السنة 6 , بهار 2022