1. Advisory Committee on Releases to the Environment, 1997. Newsletter, June, Issue No. 7. Internet site; http://www.shef.ac.uk/uni/projects/doe.
2. Agra Europe, 1998a. EU scientists back new GM maize/rape varieties. 22 May, p. EP/8.
3. Agra Europe, 1998b. French farmers reluctant to grow GM maize. 5 June, p. M/11.
4. Agra Europe, 1998c. October, p. EP/7.
5. The Agronomist, 1998. Paving the way for genetically modified cultivars. 1/98, pp. 19–21.