PART OF A SPECIAL ISSUE ON PLANT NUTRITION Genetic analysis of potassium use efficiency in Brassica oleracea

P. J. White1,*, J. P. Hammond2, G. J. King3, H. C. Bowen2, R. M. Hayden2, M. C. Meacham2, W. P. Spracklen2 and M. R. Broadley4 Scottish Crop Research Institute, Invergowrie, Dundee DD2 5DA, UK, Warwick HRI, University of Warwick, Wellesbourne, Warwick CV35 9EF, UK, Rothamsted Research, Harpenden, Hertfordshire AL5 2JQ, UK and Plant and Crop Sciences Division, University of Nottingham, Sutton Bonington Campus, Loughborough, Leicestershire LE12 5RD, UK * For correspondence. E-mail philip.white@scri.ac.uk