فهرس المقالات Nikolay Nikolov المقاله 1 - Phytochemicals in leaves and extracts of the variety “Plovdiv 7” of Bulgarian oriental tobacco (<i>Nicotiana tabacum</i> L.) 20.1001.1.25883623.2018.2.1.4.2 Venelina Popova Tanya Ivanova Albena Stoyanova Vasil Georgiev Tsveta Hristeva Violeta Nikolova Margarita Docheva Nikolay Nikolov Stanka Damianova Trends in Phytochemical Research , العدد 1 , السنة 2 , زمستان 2018