Hodgson, John G. The ecology and management of grazing systems /ed. by J. Hodgson and A. W. Illius - Wallingford, U.K. : CAB International, 1996. - 466 p. : ilus. ; gráfs. ISBN: 0851991076 LCCN: 81112 Subjects--Topical Terms: Pastizales--Ecología.Pastizales--Manejo. Dewey Class. No.: 633.2 / H64