MADEJ, A. Biodiversity of the cropping system in Poland’s family farms with various production strategies in terms of the requirements of the Common Agricultural Policy. Polish Journal of Agronomy, [S. l.], v. 38, n. 38, p. 46–51, 2019. DOI: 10.26114/pja.iung.397.2019.38.06. Disponível em: https://journals.iung.pl/index.php/pja/article/view/56. Acesso em: 7 lis. 2024.