Acknowledgements
We are very grateful to the following people who, as well as contributing text, also acted as chapter
coordinators:
Bernard Bailey Dean Burfoot Trevor Cumby Bill Day Jim Ellis-Jones
Liz Field Roger Hoxey Brian Legg John Matthews Paul Miller
Martin Nellist David Patterson Peter Redman Christopher Wathes
We also wish to acknowledge the contributions and support given by the following people in the
preparation of this book:
Mike Armstrong John Dunn Andy Scarlett
Eric Audsley Andy Frost Paddy Schofield
Bob Bell Kevin Grundey Ray Sharp
Ron Bell Oliver Hale Rex Sharp
Walter Boa John Holt Brian Sims
Chris Boon Alan Hunter David Smith
Ted Bowman Ian Johnston Des Smith
Dan Boyce Peter Kettlewell Robert Sneath
Frank Brown Andy Knight John Stafford
David Bruce Jeff Lines Richard Stayner
Colin Burton Mike Matthews John Tilcock
George Carpenter John Messer Nick Tillett
Tim Chamen Andy Metianu Robin Tillett
John Chisholm Harry Nation Mike Turner
Ewart Chittey Mike Neale Steve Twomlow
Richard Cope Dave O’Neill Chris Watts
Ron Cotton Laurie Osborne Theo Willcocks
Roger Cove John Reed Adrian Williams
Sidney Cox Andy Reynolds
Peter Dewey Adam Robertson
We also acknowledge the support of the Silsoe Research Institute Governing Body (in 2006) and the
Institution of Agricultural Engineers (IAgrE).
1537–5110/$ – see front matter
doi:10.1016/j.biosystemseng.2008.11.008
biosystems engineering 103 (2009) 159