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Earlywood Vessels in Black Ash (Fraxinus nigra Marsh.) Trees Show Contrasting Sensitivity to Hydroclimate Variables According to Flood Exposure
Published 2021-10-01“…Fraxinus nigra trees from both settings shared similar mean tree-ring width but floodplain trees did produce, on average, thicker earlywood. …”
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Effects of flood duration on seedling survival and growth of potential replacement species in black ash (Fraxinus nigra Marshall) forests threatened by emerald ash borer
Published 2023-03-01“…Within black ash (Fraxinus nigra Marshall) wetlands, black ash acts as a foundational species, resulting in high vulnerability to the invasive emerald ash borer (EAB) (Agrilus planipennis Fairmaire) (Coleoptera: Buprestidae). …”
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Flood-Rings Production Modulated by River Regulation in Eastern Boreal Canada
Published 2021-10-01Subjects: Get full text
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Evaluating Adaptive Management Options for Black Ash Forests in the Face of Emerald Ash Borer Invasion
Published 2018-06-01“…The arrival and spread of emerald ash borer (EAB) across the western Great Lakes region has shifted considerable focus towards developing silvicultural strategies that minimize the impacts of this invasive insect on the structure and functioning of black ash (Fraxinus nigra) wetlands. Early experience with clearcutting in these forests highlighted the risks of losing ash to EAB from these ecosystems, with stands often retrogressing to marsh-like conditions with limited tree cover. …”
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Microtopography is a fundamental organizing structure of vegetation and soil chemistry in black ash wetlands
Published 2020-02-01“…We studied relationships among microtopography and understory vegetation communities, tree biomass, and soil chemistry in 10 black ash (<i>Fraxinus nigra</i> Marshall) wetlands in northern Minnesota, USA. …”
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Biotic filtering of northern temperate tree seedling emergence in beyond‐range field experiments
Published 2020-05-01“…To represent a range of temperate tree reproductive strategies, we examined two small‐seeded tree species, Betula alleghaniensis and Thuja occidentalis, and two tree species with large seeds relative to typical boreal forest species, Acer saccharum and Fraxinus nigra. The results of this experiment show a reproductive strategy‐dependent emergence response; large seeds and seedlings appear more vulnerable to predation, while small seeds are more vulnerable to smothering by leaf litter. …”
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Pattern and structure of microtopography implies autogenic origins in forested wetlands
Published 2019-12-01“…We used terrestrial laser scanning (TLS) to quantify the sizing and spatial distribution of hummocks in 10 black ash (<i>Fraxinus nigra</i> Marshall) wetlands in northern Minnesota, USA. …”
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