Mannetje, Len't Field and laboratory methods for grassland and animal production research /ed. by L. t Mannetje and R. M. Jones - Oxon : CABI, 2000. - 447 p. ISBN: 0 85199 351 6 LCCN: 92843 Subjects--Topical Terms: Forrajes.Pastizales.Plantas forrajeras. Dewey Class. No.: 633.2 / M34