KOZIEŁ, M. Factors determining the occurrence and number of bacteria of the genus Azotobacter in the soil environment. Polish Journal of Agronomy, [S. l.], n. 52, p. 14–21, 2023. DOI: 10.26114/pja.iung.503.2023.52.02. Disponível em: https://journals.iung.pl/index.php/pja/article/view/226. Acesso em: 7 lis. 2024.