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

Front Matter....Pages I-5
Welcome Address....Pages 6-7
Tissue Culture and Crop Improvement Scientific Dream or New Science ?....Pages 8-13
Limitations to the Use of Somaclonal Variation in Crop Improvement....Pages 14-27
Chromosome Variation in Plants Regenerated From Protoplasts and Cultured Plant Tissues....Pages 28-34
In Vitro Selection for Resistance....Pages 35-44
Double-Layer Culture Technique as a Tool for the Selection of Calluses Resistant to Toxic Material from Plant Pathogenic Fungi....Pages 45-52
— Non Mendelian Heredity — Genetic Analysis of Variant Plants Regenerated from in vitro Culture : Epigenetics and Epigenic....Pages 53-83
Experimental and Theoretical Approach of in vitro Variations....Pages 84-99
A Breeder’s Point of View about New Breeding Tools....Pages 100-107
Relative Genetic Stability of Embryogenic Cultures of the Gramineae and Uniformity of Regenerated Plants....Pages 108-116
In Vitro Manipulation of Cereal Crops....Pages 117-126
Somaclonal Variation in Wheat....Pages 127-135
Gametoclonal Variations in Doubled Haploids of Wheat : Biometrical and Molecular Aspects....Pages 136-147
Molecular Changes and Possible Origins of Somaclonal Variation....Pages 148-159
Somaclonal and Gametoclonal Variation in Wheat, Cotton and Brassica....Pages 160-169
Genotype Specific Changes in Amino Acid and Polyamine of Wheat Tissue Culture Induced by Osmotic Stress....Pages 170-176
Somaclonal Variation Applied To Wheat Breeding....Pages 177-181
In Vitro Regeneration of Plants from Calluses of Triticum Aestivum Cultivars....Pages 182-187
Origin and Nature of Somaclonal Variation in Potato....Pages 188-201
Variation in the Tissue Culture Progeny of the Chimeral Potato ( Solanum Tuberosum L.) Variety Golden Wonder....Pages 202-212
Genetic Instability in Vitro of Monohaploid, Dihaploid and Tetraploid Genotypes of Potato....Pages 213-218
Selection of Variants by Dual Cultures of Potato and Phytophthora Infestans....Pages 219-223
Effects of in Vitro Differentiation on Genetic Stability in Potato....Pages 224-228
Characterization of Somaclonal Variations in Potato: A Biochemical Approach....Pages 229-235
The Evaluation of Potato Somaclones....Pages 236-243
Cryopreservation of Potato Somaclones....Pages 244-250
Interclonal Variability Induced by in vitro and in vivo Propagation in a Vegetatively Propagated Plant, the Carnation....Pages 251-256
Somaclonal Variation in Some Cultivars of Fuchsia....Pages 257-259
Cellular Engineering by Means of Gamma Fusion : Genetic Variation in Fusion Products....Pages 260-263
Nitrate Reductase-Deficient Mutants of Nicotiana Plumbaginifolia....Pages 264-270
Valine-Resistant Plants of Nicotiana Plumbaginifolia....Pages 271-275
Concluding Remarks....Pages 276-277