@article{lopes_pompeu_cândido_lacerda_silva_fernandes_2011,  title={Growth index in massai grass under different levels of nitrogen fertilization},  volume={40},  ISSN={1516-3598},  url={https://doi.org/10.1590/S1516-35982011001200008},  DOI={10.1590/S1516-35982011001200008},  number={12},  journal={Revista Brasileira de Zootecnia},  publisher={Sociedade Brasileira de Zootecnia},  author={Lopes, Marcos Neves and Pompeu, Roberto Cláudio Fernandes Franco and Cândido, Magno José Duarte and Lacerda, Claudivan Feitosa de and Silva, Rodrigo Gregório da and Fernandes, Francisco Ronaldo Belem},  year={2011},  month={Dec},  pages={2666–2672} }