Phylogeographic analyses of a widely distributed <i>Populus davidiana</i>: Further evidence for the existence of glacial refugia of cool-temperate deciduous trees in northern East Asia.

Ecol Evol · 2018 · PMC6308874 · PMID 30619601

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a slight trendno p-value reported

HB group showed a slight trend of increasing population size over time.

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