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B Chromosome Polymorphism in Maize Landraces: Adaptive vs. Demographic Hypothesis of Clinal Variation

Cytogenetic analysis of maize landraces from northwestern Argentina has revealed an altitudinal cline in the mean number of B chromosomes (B's) per plant, with cultivars growing at higher altitudes exhibiting a higher number of B's. Altitudinal and longitudinal clines are frequently interp...

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Bibliografiske detaljer
Main Authors: Lia, Verónica V., Confalonieri, Viviana A., Poggio, Lidia
Format: Artigo
Sprog:Inglês
Udgivet: Copyright © 2007 by the Genetics Society of America 2007
Fag:
Online adgang:https://ncbi.nlm.nih.gov/pmc/articles/PMC2034652/
https://ncbi.nlm.nih.gov/pubmed/17954923
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1534/genetics.107.075440
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