By R. J. Roberts, Ray Rowe
By Leonard G. Copping
By David Hornby (formerly of Institute of Arable Crops Research, Rothamsted Experimental Station, Harpenden, UK)
By Hanne Hjorth Tonnesen (University of Oslo, Norway)
By D R Karsa (TensioMetrics Limited, UK), R A Stephenson
By R. Baird, Sally F. Bloomfield (London School of Hygiene, Cheshire, UK)
By S. Roberts Michael (University of Queensland, Woolloongabba, Australia)
By David W. Osborne, Anton H. Amann
By Kaye Sung Chon, Thomas Bauer, Bob Mckercher
By Xian Ming Zeng, Gary Peter Martin, Christopher Marriott
By J B Pedley
By Ian M. Campbell
By Eryl Liddell, Ian Weeks
By Charles L. Wilson, Ph.D. (President & CEO, Wilson Associates International LLC, USA), Michael E. Wisniewski (USDA/ARS)
By Steven Woodward (University of Aberdeen, UK), J. Stenlid (Swedish University of Agricultural Sciences, Sweden), R. Karjalainen (University o...
By J. Geraint Jenkins
By George G. Harrigan, Royston Goodacre
By Franklin R. Hall, Julius J. Menn
By Peter T. Haskell
By G.W.A. Milne (National Institute of Health, Bethesda, MD)
By R.J. Hance
By Eric Wajnberg (INRA, Antibes, France), John Scott (CSIRO, Montferrier-sur-Lez, Paul Quimby (USDA-ARS-EBCL, Montpelier
By Kenneth Mellanby, British Crop Protection Council
By Sparkes, Brian
By Hedley Rees
By Alfred Burger
By T. Claridge (Dyson Perrins Laboratory, South Parks Road, Oxford OX1 3QY, UK)
By H D McGeorge (Marine Engineer, UK)