TY - BOOK AU - Appleby,Michael C. AU - Hughes,Barry O. AU - Elson,Arnold H. TI - Poultry production systems: behaviour management and welfare SN - 0851987974 U1 - 338.456365 22 PY - 1992/// CY - Oxon, PB - C. A. B. International KW - Poultry industry KW - Poultry products N1 - Includes bibliographical references and index ER -