The results of phenological observations and embryological studies of pollen samples of western yellow pine trees growing outside the city of Voronezh (Semiluki) and in plantings on urban territory (arboretum of VNIILGISbiotech) are presented. The viability of pollen was determined, and the levels of adaptive potential were assessed.
western yellow pine, coniferous introduced species, pollen, pollen viability, phenology, technogenic pollution
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