@article{corte_macchiaverni_fabbro_haddad_2009,  title={Nitrogen availability, leaf life span and nitrogen conservation mechanisms in leaves of tropical trees},  volume={66},  ISSN={0103-9016},  url={https://doi.org/10.1590/S0103-90162009000600014},  DOI={10.1590/S0103-90162009000600014},  number={6},  journal={Scientia Agricola},  publisher={Escola Superior de Agricultura "Luiz de Queiroz"},  author={Corte, Guilherme Nascimento and Macchiaverni, Patrícia and Fabbro, Inácio Maria Dal and Haddad, Claudia Regina Baptista},  year={2009},  month={Nov},  pages={812–818} }