@article{santos_marchão_barbosa_silva junior_silva_nóbrega_niva_santos_2020,  title={Soil macrofauna associated with cover crops in an Oxisol from the southwest of Piauí state, Brazil},  volume={87},  ISSN={1808-1657},  url={https://doi.org/10.1590/1808-1657000822018},  DOI={10.1590/1808-1657000822018},  journal={Arquivos do Instituto Biológico},  publisher={Instituto Biológico},  author={Santos, Djavan Pinheiro and Marchão, Robélio Leandro and Barbosa, Ronny Sobreira and Silva Junior, Juvenal Pereira da and Silva, Everaldo Moreira da and Nóbrega, Júlio César Azevedo and Niva, Cintia Carla and Santos, Glenio Guimarães},  year={2020},  pages={e0822018} }