Czerkawski, J.W. An introduction to rumen studies J.W. Czerkawski - ix, 235 p. / 22 cm. FACULTAD DE ZOOTECNIA ISBN: 0-08-025486-1 Subjects--Topical Terms: RumenEstudios--rumenRumia Dewey Class. No.: 599.73'504132 / CZE 1986