Catalogue
- Books
Bovine somatotropin / Christopher Barclay.
Barclay, Christopher.Date: [1993]- Books
Genetically modified food / Christopher Barclay.
Barclay, Christopher (Christopher R.)Date: 1994- Books
Genetically modified food / Christopher Barclay.
Barclay, Christopher.Date: 1997- Books
Agriculture and the environment / Christopher Barclay.
Barclay, Christopher.Date: [1998]- Books
Animal welfare / Christopher Barclay, Patsy Hughes.
Barclay, Christopher.Date: [1998]