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Klappentext Originally published in 1926, this book describes the varieties of potato prevalent in the UK in the early twentieth century. Zusammenfassung Originally published in 1926! this book describes the varieties of potato prevalent in the UK in the early twentieth century. Salaman also examines the environmental and genetic forces 'which control the production of these varieties! their behaviour and their ultimate destiny'. Several plates illustrating points of variety are also provided. Inhaltsverzeichnis 1. The definition of a potato variety; 2. Historical sketch of the development of present-day varieties; 3. The life of a variety; 4. The methods of producing new varieties; 5. The application of genetics to variety; 6. The technique of hybridization; 7. The classification of varieties; 8. Classificatory guide; 9. Correlations of linkages; 10. Varietal differences of maturity; 11. The yield or crop of the potato, and the genetic factors affecting the same; 12. The yield or crop of the potato, and the environmental factors affecting the same; 13. Yield trials; 14. Varietal differences in the production of ware; 15. Varietal differences and their basis on chemical and histological characters of the tuber; 16. Differential histological features of the tuber; 17. Varietal resistance to disease; 18. Virus diseases and varietal resistance to their infection; 19. Degenerative changes of unknown origin; 20. Varietal differences in respect to extremes of temperature; 21. The adaptations of varieties to special conditions of soil and climate; 22. Synonymity; 23. The leaf index; 24. Varietal descriptions; 25. Common employment of the varieties described; 26. Descriptions of varieties with their history and synonyms; Appendix I. Blank varietal description forms; Appendix II. A yeild test conducted by the N.I.A.B. investigated statistically by W. H. Parker, M.A.; Appendix III. The origin of Messrs Sutton and Sons' varieties during the last half century; Bibliography; Index....
