@article{sousa_gheyi_brito_lacerda_silva_soares_2016,  title={Quantum efficiency of photosystem II and production of orange under salt stress and nitrogen fertilization},  volume={20},  ISSN={1415-4366},  url={https://doi.org/10.1590/1807-1929/agriambi.v20n5p434-440},  DOI={10.1590/1807-1929/agriambi.v20n5p434-440},  number={5},  journal={Revista Brasileira de Engenharia Agrícola e Ambiental},  publisher={Unidade Acadêmica de Engenharia Agrícola},  author={Sousa, Jônatas R. M. de and Gheyi, Hans R. and Brito, Marcos E. B. and Lacerda, Claudivan F. de and Silva, Francisco V. da and Soares, Frederico A. L.},  year={2016},  month={May},  pages={434–440} }