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by Brodie, Graham; Jacob, Mohan V.; Farrell, Peter; et al.
by McGee, Jon; Rowat, Graham; Farrell, Chris
by Farrell, Graham
by Editor: Rick Hodges (Natural Resources Institute, University of Greenwich); Editor: Graham Farrell (Plant Clinic Ltd)
by Editor: Peter Golob (Formerly of Food Security Department, Natural Resources Institute, Chatham); Editor: Graham Farrell (Plant Clinic Ltd); Editor: John E. Orchard (Natural Resources Institute, University of Greenwich)
by Van Dijk, Jan; Tseloni, Andromachi; Farrell, Graham
by Rees, Debbie; Farrell, Graham; Orchard, John