Santiago, F. dos S. et al. 2018. Soil attributes in systems agroecological and conventional irrigated cropping systems in Rio Grande do Norte Semiarid, Brazil. Revista Verde de Agroecologia e Desenvolvimento Sustentável. 13, 2 (Apr. 2018), 176–185. DOI:https://doi.org/10.18378/rvads.v13i2.5335.