Antibacterial Activity of the Essensial Oils of Lempuyang wangi (Zingiber aromaticum Val.), lempuyang gajah (Zingiber zerumbet Sm), and lempuyang emprit (Zingiber amaricans Bl.) on Three Gram Negative Bacteria. AJAS [Internet]. 2015 Apr. 16 [cited 2026 Jan. 15];3(2). Available from: https://ajouronline.com/index.php/AJAS/article/view/2561