Fonseca, Eliana Lima da, Luís Mauro Gonçalves Rosa, and Denise Cybis Fontana. 2002. “Spectral Characterization of <i>Paspalum notatum< i> Under Different Nitrogen Fertilization”. Pesquisa Agropecuaria Brasileira 37 (3):365-71. https://doi.org/10.1590/S1678-3921.pab2002.v37.6349.