Somaclonal variations and crop improvement : proceedings of a seminar in the CEC Programme of Coordination of Research on Plant Protein Improvement, held in Gembloux, Belgium, 3-5 September 1985 / sponsored by the Commission of the European Communities, Directorate-General for Agriculture, Coordination of Agricultural Research ; edited by Jean Semal. Semal, J. Semal, Jean. CEC Programme of Coordination of Research on Plant Protein Improvement. Commission of the European Communities. Coordination of Agricultural Research. Plant micropropagation Congresses Plant-breeding Congresses. Botany Variation Congresses. Crop improvement Congresses. SB123.6 .S66 1986 631.53 19 SES Includes bibliographies. Dordrecht ; Boston : Martinus Nijhoff ; Hingham, MA : Distributors for the United States and Canada, Kluwer Boston, 1986. 1986. 1986 Text vii, 277 p. : eng Advances in agricultural biotechnology AAB 20