Evaluation of the effect of a vermicompost extract in the cultivation of lettuce (Lactuca sativa L.). Journal of Research in Engineering Science- JRES, [S. l.], v. 2, p. 89–101, 2017. DOI: 10.33133/jres-2-2017-173. Disponível em: https://revistas.uniagraria.edu.co/index.php/jres/article/view/173.. Acesso em: 20 may. 2024.