@article{tavares_ferreira_jocys_kanashiro_silva_2016,  title={Urea concentration on vegetative development and nutrition of Cactaceae epiphytic species},  volume={34},  ISSN={0102-0536},  url={https://doi.org/10.1590/S0102-05362016003006},  DOI={10.1590/S0102-05362016003006},  number={3},  journal={Horticultura Brasileira},  publisher={Associação Brasileira de Horticultura},  author={Tavares, Armando R and Ferreira, Mauricio L and Jocys, Teresa and Kanashiro, Shoey and Silva, Karina G},  year={2016},  month={Jul},  pages={340–345} }