[Denardin, Luiz Gustavo de O.; Martins, Amanda P.; Anghinoni, Ibanor] Fed Univ Rio Grande do Sul UFRGS, Interdisciplinary Res Grp Environm Biogeochem, Soil Sci Res Program, BR-91540000 Porto Alegre, RS, Brazil.
[Ciampitti, Ignacio A.; Bastos, Leonardo M.] Kansas State Univ, Dept Agron, Manhattan, KS 66506 USA.
[Moojen, Fernanda G.; Carvalho, Paulo Cesar de F.] Univ Fed Rio Grande do Sul, Grazing Ecol Res Grp, Anim Sci Res Program, BR-91540000 Porto Alegre, RS, Brazil.
[Huang, Min] Hunan Agr Univ, Coll Agron, Changsha 410128, Peoples R China.
[Chabbi, Abad] French Natl Res Inst Agr Food & Environm INRAE, URP3F, F-86600 Lusignan, France.