Costa, A. C. S. D.; Seidel, E. P. <b>Nitrate Leaching from a Latosol After Application of Liquid Swine Manures in Different PH Values and Organic Matter contents</b&gt; - Doi: 10.4025/actasciagron.V32i4.10070. Acta Sci. Agron. 2010, 32, 743-748.