David Machin
2 published titles
Outdoor pigs : principles and practice : proceedings af a conference held at Oxford University, 3 and 4 April 1989
(Contributor)
1 edition
- ISBN: 0948617209
- Chalcombe Publications
- 1990
- Details
Pig reproduction : problems, practices & principles : proceedings of a conference held at Christ Church, Oxford University, 16-18 December, 1998
(Contributor)
1 edition
- ISBN: 0953768406
- Cambac
- 1999
- Details
