Effect of adding different levels of biochar and cow manure on some yield characteristics of soybean (Glycine max L.) and some physical properties of the soil. Latakia University Journal -Biological Sciences Series, [S. l.], v. 46, n. 3, p. 299–309, 2024. Disponível em: https://journal.latakia-univ.edu.sy/index.php/bioscnc/article/view/17559. Acesso em: 10 may. 2026.