Geographical, altitude and agro-ecological differentiation of isozyme and hordein genotypes of landrace barleys from Ethiopia: Implications to germplasm conservation

Genetic Resources and Crop Evolution

Volumn 44, Issue 1, 1997, Pages 43-55

  Demissie, Abebe ^a,b   Bjørnstad, Åsmund ^b  

^a Institute of Biodiversity Conservation   (Ethiopia)

^b NORWEGIAN UNIVERSITY OF LIFE SCIENCES   (Norway)

Author keywords

Ethiopia; genetic diversity; germplasm conservation; hordeins; isozyme; landrace barleys

Indexed keywords

EID: 0031058271     PISSN: 09259864     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1008686009866     Document Type: Article

References (43)

1. Alemayehu, F., 1995. Genetic variation between and within Ethiopian barley landraces with emphasis on durable resistance. Thesis Landbouw Universiteit Wageningen.
2. Allard R. W., A.L. Kahler & B .S. Weir, 1971. Isozyme polymorphism in barley populations. Barley Genetics 2: 1-13.
3. Asfaw, Z., 1989. Relationship between spike morphology, hordeins and altitude within Ethiopian barley, Hordeum vulgare L. (Poaceae). Hereditas 110: 203-209.
4. Bekele, E., 1983a. Some measure of gene diversity analysis on landrace population of Ethiopian barley. Hereditas 98: 127-143.
5. Bekele, E., 1983b. Allozyme genotypic composition and genetic distance between the Ethiopian landrace populations of barley. Hereditas 98: 259-267.
6. Bekele, E., 1983c. A differential rate of regional distribution of barley flavonoid patterns in Ethiopia, and a view on the center of origin of barley. Hereditas 98: 269-280.
7. Bjørnstad, Å., A. Demissie, A. Kilian & A. Kleinhofs (in press). The diversity and distinctness of Ethiopian barleys. Theor. Appl. Genet, (in press).
8. Brown, A.H.D., 1983. Barley. In: S.D. Tanksley & T.J. Orton, (Eds.), Isozymes in Plant Genetics and Breeding, Part I B. pp. 57-77, Amsterdam, Elsevier.
9. Brown, A.H.D. & J. Munday, 1982. Population-genetic structure and optimal sampling of landraces of barley from Iran. Genetica 58: 85-96.
10. Brown, A.H.D., E. Nevo, D. Zohary & O. Dagan, 1978. Genetic variation in natural populations of wild barley (Hordeum spontaneum). Genetica 49(2/3): 97-108.
11. Clegg, M.T., B.K. Epperson & A.H.D. Brown, 1992. Genetic diversity and reproductive system. In: Y. Dattee, C. Dumas & A. Gallais (Eds.), Reproductive Biology and Plant Breeding, pp. 311-323, Springer-Verlag, Berlin.
12. Cross, R.J., 1992. A proposed revision of the IBPGR barley descriptor list. Theor Appl Genet 84: 501-507.
13. Cross, R.J., 1994. Geographical trends within a diverse spring barley collection as identified by agro/morphological and electrophoretic data. Theor Appl Genet 88: 597-603.
14. Demissie, A. & Å. Bjørnstad (1996). Phenotypic diversity of Ethiopian barleys in relation to geographical regions, altitudinal range and agro-ecological zones: as an aid to germplasm collection and conservation strategy. Hereditas 124: 17-29.
15. Doll, H. & B. Andersen, 1981. Preparation of barley storage proteins, hordein, for analytical sodium dodecylsulfate-polyarylamide gel electrophoresis. Analytical Biochemistry 115: 61-66.
16. Doll, H. & A.H.D. Brown, 1979. Hordein variation in wild (Hordeum spontaneum) and cultivated (H. vulgare) barley. Can J Genet Cytol 21: 391-404.
17. Engels, J.M.M., 1994. Genetic diversity in Ethiopian barley in relation to altitude. Genetic Resources and Crop Evolution 41: 67-73.
18. Fukuyama, T. & H. Takeda, 1992. Survey of resistance to Scald in world collection of barley. Japan J Breed 42: 761-768.
19. Guarino, L., 1995. Mapping the ecogeographic distribution of biodiversity. In: L.V. Guarino, Ramanatha Rao & R. Reid (Eds.), Collecting Plant Genetic Diversity: Technical guidelines, pp. 287-314, CAB International, Wallingford.
20. Hamrick, J.L. & M.J.W. Godt, 1990. Allozyme diversity in plant species. In: A.D.H. Brown, M.T. Clegg, A.L. Kahler &B.S. Weir (Eds.), Plant Population Genetics, Breeding, and Germplasm Resources, pp. 43-63, Massachusetts, Sunderland.
21. Hawkes, J.G., 1976. Sampling genepools. Proceeding of Nato conference on conservation of threatened plants. Series 1, Ecology. Plenum, London.
22. Hvid, S. & G. Nielsen, 1977. Esterase isoenzyme variants in barley. Hereditas 87: 155-162.
23. Jana, S. & L.N. Pietrzak, 1988. Comparative assessment of genetic diversity in wild and primitive cultivated barley in a center of diversity. Genetics 119: 981-990.
24. Jensen, J., J.H. Jørgensen, H.P. Jensen, H. Giese & H. Doll, 1980. Linkage of the hordein loci Hor-1 and Hor-2 with the powdery mildew resistance loci Ml-k and Ml-a on barley chromosome 5. Theor Appl Genet 58: 27-31.
25. Jørgensen, J.H., 1992. Discovery, characterization and exploitation of Mlo powdery mildew resistance in barley. Euphytica 63: 141-152.
26. Kahler, A.L. & R.W. Allard, 1970. Genetics of isozyme variants in barley. I. Esterases. Crop Science 10: 411-148.
27. Kahler, A.L. & R.W. Allard, 1981. Worldwide patterns of genetic variation among four esterase loci in barley (Hordeum vulgare L.). Theor Appl Genet 59: 101-111.
28. Kahler, A.L., R.W. Allard, M. Kizakowa, C.F. Wehrhahn & E. Nevo, 1980. Association between isozyme phenotypes and environment in slender wild oats (Avenu barbata) in Israel. Theor Appl Genet 56: 31-47.
29. Lance, R.C.M. & R.A. Nilan, 1980. Screening for low acid soluble B-glucan barleys. Barley Genet Newsl 10: 41.
30. Linde-Laursen, I., G. Nielsen & H.B. Johansen, 1987. Distribution of isoenzyme markers at 37 loci in pedigree of European spring barley. Hereditas 106: 241-251.
31. Marshall, D.R. & A.H.D. Brown, 1975. Optimum sampling strategies in genetic conservation. In: O.H. Frankel & J.G. Hawkes (Eds.). Crop Genetic Resources for Today and Tomorrow, pp. 53-80, Cambridge University Press.
32. Munck, L., K.E. Karlsson, A. Hagberg & B.O. Eggum, 1970. Gene for improved nutritional value in barley seed protein. Science 168: 985-987.
33. Negassa, M., 1985a. Genetics of resistance to powdery mildew in some Ethiopian barleys. Hereditas 102: 123-138.
34. Negassa, M., 1985b. Pattern of phenotypic diversity in an Ethiopian barley collection, and the Arsi-Bale Highlands as a center of origin of barley. Hereditas 102: 139-150.
35. Nei, M., 1978. Estimation of average heterozygosity and genetic distance from a small number of individuals. Genetics 89: 583-590.
36. Nevo, E., E.M. Golenberg, A. Beiles, A.H.D. Brown & D. Zohary, 1982. Genetic diversity and environmental associations of wild wheat, Triticum dicoccoides, in Israel. Theor Appl Genet 62: 241-254.
37. Qualset, C.O., 1975. Sampling germplasm in a center of diversity: an example of disease resistance in Ethiopian barley. In: O.H. Frankel & G.J. Hawkes (Eds.). Crop Genetic Resources for Today and Tomorrow, pp. 81-96. Cambridge University Press.
38. SAS, 1985. SAS user's guide: Statistics, version 5. SAS Institute. Cary, NC.
39. Shewry, P.R. & B.J. Miflin, 1982. Genes for storage proteins of barley. Qual Plant Mater Veg 31: 251-267.
40. Swofford, D.L. & R.B. Selander, 1989. Biosys-1, Release 1.7. Illinois Natural History Survey.
41. Van Leur, J.A.G., S. Ceccarelli & S. Grandos, 1989. Diversity in disease resistance in barley landraces from Syria and Jordan. Plant Breeding 103: 324-335.
42. Wagner, D.B. & R.W. Allard, 1991. Pollen migration in predominantly self-fertilizing plants: barley. Journal of Heredity 82: 302-304.
43. Wright, S., 1978. Evolution and the Genetics of Populations, Vol. 4. Variability within and among natural populations. University of Chicago Press, Chicago.