@article{ceccherini_lima_sala_2020,  title={Different tray cell volumes for lettuce grown in conventional and hydroponic system},  volume={50},  ISSN={0103-8478},  url={https://doi.org/10.1590/0103-8478cr20190491},  DOI={10.1590/0103-8478cr20190491},  number={1},  journal={Ciência Rural},  publisher={Universidade Federal de Santa Maria},  author={Ceccherini, Guilherme José and Lima, Tiago José Leme de and Sala, Fernando César},  year={2020},  pages={e20190491} }