IOBC-WPRS Bulletin Vol. 13 (6), 1990

Report of the 5th joint meeting of the Eucarpia/IOBC-WPRS Working Group: "Breeding for Resistance to Insects and Mites",
Marcelin (Switzerland), 4-6 September 1989.
Edited by P.R. Ellis & J. Freuler.
ISBN 92-9067-031-2 [194 pp.].