Effect of Foliar Fertilization with a Mixture of Microelements and Yeast Extract on some Qualitative, Productive Properties of Grapevine (C.V. Al-Helwani). Journal of Hama University , [S. l.], v. 5, n. 17, 2022. Disponível em: https://journal.hama-univ.edu.sy/huj/article/view/1000. Acesso em: 6 jun. 2026.