Production and evaluation of exogenous fibrolytic enzymes in presence of the rumen fluid and in vitro digestibility of tropical forage using enzymatic complex - Barbosa Neves Graminha, Erika; Perpetua Buzon Pirota, Rosangela Donizete; Zorzetto Lopes Goncalves, Aline; Antonio Alvares Balsalobre, Marco; da Silva, Roberto; Gomes, Eleni (Elsevier B.V., 2007)