[1]
J. P. R. Costa, G. de P. Caputti, L. Galzerano, W. L. da Silva, A. C. Ruggieri, e E. B. Malheiros, “<b&gt;Relative chlorophyll contents in the evaluation of the nutritional status of nitrogen from xaraes palisade grass and determination of critical nitrogen sufficiency index”, Acta Sci. Anim. Sci., vol. 37, nº 2, p. 109-114, maio 2015.