"From a presentation to the International Fertiliser Society at a conference in Cambridge, UK, on 12th December 2013" --title page.
Author's names on cover: E. Sagoo, K.A. Smith, F.A. Nicholson and S.P. McGrath.
Sulphur availability from organic materials applied to winter wheat by Lizzie Sagoo. ISBN 9780853103790. Published by International Fertiliser Society in 2014. Publication and catalogue information, links to buy online and reader comments.