JORDÁN, L. Adequate responses to plant protection policy. Acta Agraria Debreceniensis, [S. l.], n. 43, p. 33-35, 2011. DOI: 10.34101/actaagrar/43/2633. Disponível em: https://ojs.lib.unideb.hu/actaagrar/article/view/2633. Acesso em: 26 nov. 2020.