@article{cardoso_andriolo_picio_piccin_souza_2015,  title={Nitrogen on growth and yield of lettuce plants grown under root confinement},  volume={33},  ISSN={0102-0536},  url={https://doi.org/10.1590/S0102-053620150000400003},  DOI={10.1590/S0102-053620150000400003},  number={4},  journal={Horticultura Brasileira},  publisher={Associação Brasileira de Horticultura},  author={Cardoso, Francieli L and Andriolo, Jerônimo L and Picio, Miriane Dal and Piccin, Marcieli and Souza, Jéssica M},  year={2015},  month={Oct},  pages={422–427} }