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Theor Appl Genet. 1994 Apr;88(1):56-64. doi: 10.1007/BF00222394.

Ecogeographical distribution and differential adaptedness of multilocus allelic associations in Spanish Avena sativa L.

TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik

M P de la Vega, L E Sáenz-de-Miera, R W Allard

Affiliations

  1. Department of Genetics Facultad de Biologia, Universidad de León, E-24071, León, Spain.

PMID: 24185882 DOI: 10.1007/BF00222394

Abstract

We determined the nine-locus isozyme genotype of 267 landrace accessions of Avena sativa from 31 provinces of Spain. Our results establish that level of genetic variability is usually high both within and among accessions of this heavily self-fertilizing hexaploid grass and that multilocus genetic structure differs in various ecogeographical regions of Spain. We concluded that selection favoring different multilocus genotypes in different environments was the main integrating force that shaped the internal genetic structure of local populations as well as the overall adaptive landscape of A. sativa in Spain. Implications in genetic resource conservation and utilization are discussed.

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