Proceedings of the Second International Oats Conference: The University College of Wales, Welsh Plant Breeding Station, Aberystwyth, U.K. July 15–18, 1985

Front Matter....Pages I-XV
Front Matter....Pages 1-1
Opening of Conference and Welcome to Delegates....Pages 3-4
Front Matter....Pages 5-5
Genetic Resources and their Use in Oat Breeding....Pages 7-15
The Use of Disomic Alien Addition Lines in the Transfer of Oat Stem Rust Resistance to Hexaploid Oats....Pages 16-20
Introgression of Diploid Wild Avena SPecies Into A.Sativa ....Pages 21-24
Interspecific Hybrids in Avena ....Pages 25-28
Tissue Culture Induced Variation in Oats....Pages 29-33
Phylogenetic Relationships Between Avena Species Revealed by the Restriction Endonuclease Analysis of Chloroplast and Mitochondrial DNAs....Pages 34-38
Molecular Biology of Oat Storage Protein Genes: Probes for Evaluating Germplasm Variation....Pages 39-45
Callus Induction and Plant Regeneration From Oat Cultivars....Pages 46-47
Differential of Spikelet Type in Avena in Relation to the Ploidy....Pages 48-49
The Identification of Avena Chromosomes by Means of C-Banding....Pages 50-51
Session I. Genetic Resources and Their Use in the Breeding of Oats Chairman’s Comments and Summing Up....Pages 52-53
Front Matter....Pages 55-55
Diseases of Oats....Pages 57-66
Pathogenicity of Crown Rust, Stem Rust and Powdery Mildew on Oats in Europe and Sources of Resistance....Pages 67-71
Adequate Rust Resistance in Oats....Pages 72-76
Genetic Analysis of Crown Rust Resistance and Phytoalexin Production in Oats....Pages 77-80
Transgressive Segregation for Increased Levels of Adult Plant Resistance to Mildew in Oats....Pages 81-82
The Nature of Horizontal Resistance of Oats to Crown Rust....Pages 83-87
Resistance and Tolerance in Oats, Avena SPP. To The Cereal Cyst Nematode Heterodera Avenae ....Pages 88-88
Front Matter....Pages 89-93
Transmission of Barley Yellow Dwarf Virus Isolates by the Aphid Rhopalosiphum Insertum (Walker)....Pages 55-55
Oat Crown Rust ( Puccina Coronata Avenae ) Races Identified in the West Region of the USSR....Pages 94-97
Session II. Pests and Diseases of Oats Chairman’s Comments and Summing Up....Pages 98-99
Front Matter....Pages 100-102
Development of Oat Breeding Methods....Pages 103-103
Inheritance of Primary:Secondary Seed Weight Ratios and Secondary Seed Weight in Oats....Pages 105-111
Stability of German Oat Cultivars ( Avena Sativa L.): Special Consideration is Given to Non-Typical Oat Florets....Pages 112-116
Mass (Gravimetric) Selection in Diseased Nurseries....Pages 117-120
Mass Selection for Improved Milling Performance....Pages 121-126
Present Status of Research to Develop Useful Semidwarf Oat Germplasm....Pages 127-131
Hybridising of Oats Utilising Chemical Hybridising Agents....Pages 132-134
Breeding Winter Oats — Special Considerations....Pages 135-140
Pedigree of German Oat Cultivars and Their Identification by Isoelectric Focussing....Pages 141-144
Front Matter....Pages 145-145
Crop Physiological Approaches to Increased Productivity in Oats....Pages 147-147
Some Metabolic Constraints to Oat Productivity....Pages 149-159
Effects of Genotype, Seeding Rate and the Grain Yield Components on the Primary:Secondary Seed Weight Ratio in Oats....Pages 160-169
Breeding Oats by Selection of Parental Pairs from Different Ecological and Geographical Backgrounds....Pages 170-174
The Tolerance of Oat Varieties to Hoegrass (375 g/1 Diclofop-Methyl)....Pages 175-177
The Chemical Control of Wild Oats in Oats — A Progress Report....Pages 178-182
Effects of Herbicides on Oats....Pages 183-187
Improving Winter Hardiness in Winter Oats by Seed Treatment with PGRS....Pages 188-190
Front Matter....Pages 191-191
Winter Oat Husbandry — Results from Adas Trials 1982–84....Pages 147-147
Session IV. Crop Physiology and Production Methods of Oats Chairman’s Comments and Summing Up....Pages 192-192
Front Matter....Pages 193-194
World Oats Use and Marketing....Pages 195-195
Oat Quality — Present Status and Future Prospects....Pages 197-199
Oil and Protein Content in Oats ( Avena Sativa L.)....Pages 200-209
Influence of Fertilizer Use on the Quantity and Composition of Oil in Oats....Pages 210-213
Quality in Oat Breeding — A Question of Priorities....Pages 214-217
Effect of Lemma Colour on Grain Quality in Oats, Avena Sativa L....Pages 218-221
Prospects for the Naked Oat Crop in the UK and Its Agronomy, with Particular Reference to the Spring Oat Cultivar Rhiannon....Pages 222-226
Hull-Less Oats for the Milling Industry....Pages 227-231
Oats — The Health Story....Pages 232-232
Session V. Quality, Use and Marketing Requirements for Oats Chairman’s Comments and Summing Up....Pages 233-234
Front Matter....Pages 235-237
World Status of Oats and Biological Constraints to Increased Production....Pages 239-239
Oat Breeding at the University of Passo Fundo, Brazil, 1976–1984....Pages 241-246
Oat Production and Breeding in Ijuí, RS, Brazil....Pages 247-250
Performance of Oats in the Quaker-South American Nursery, 1983–84....Pages 251-252
Selecting Oats for North Island Conditions: Collaboration Between New Zealand and Canada....Pages 253-256
Oat Breeding Research at Pantnagar — India....Pages 257-259
Oat Breeding in the USSR and the Initial Breeding Material....Pages 260-264
Oat Breeding and Production in Hungary....Pages 265-267
Front Matter....Pages 268-272
The Oat Crop in the UK....Pages 239-239
Session VI. World Status of Oats and Biological Constraints to Increased Production Chairman’s Comments and Summing Up....Pages 273-277
Back Matter....Pages 278-279
....Pages 280-287