@article{castro_rossi_kölln_borges_franco_2019,  title={Decision-making on the optimum timing for nitrogen fertilization on sugarcane ratoon},  volume={76},  ISSN={0103-9016},  url={https://doi.org/10.1590/1678-992X-2017-0365},  DOI={10.1590/1678-992X-2017-0365},  number={3},  journal={Scientia Agricola},  publisher={Escola Superior de Agricultura "Luiz de Queiroz"},  author={Castro, Sérgio Gustavo Quassi de and Rossi, João and Kölln, Oriel Tiago and Borges, Bernardo Melo Montes Nogueira and Franco, Henrique Coutinho Junqueira},  year={2019},  month={May},  pages={237–242} }