AL-MOULA, A. A. F.; AL-HASHEMI, F. H. . Effect of Tryptophan and Nano NPK Fertilizer on The Flowring Growth of Two Cultivars of Narcissus Spp. Journal of Scientific Research in Medical and Biological Sciences, [S. l.], v. 6, n. 1, p. 38-48, 2025. DOI: 10.47631/jsrmbs.v6i1.896. Disponível em: https://mail.bcsdjournals.com/index.php/jsrmbs/article/view/896. Acesso em: 12 oct. 2025.