Machado, J.T.M. , Miguel, L. de A. and Tonin, J. 2022. Dynamics of agriculture in peripheral regions: the case of Porto Lucena and Porto Vera Cruz, Northwest of Rio Grande do Sul, Brazil . Extensão Rural. 28, 3 (Dec. 2022), e14. DOI:https://doi.org/10.5902/2318179643327.