text Nottingham University of Nottingham 2004 In 70 p. : ill. 25 cm Edited by:P.C. Garnsworthy; J. Wiseman LIVESTOCK RUMINANTS AGRICULTURE 30 - INLIS000000000000278 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)