Search Results - "Parsons, William F. J"

Wildfire and forest harvest disturbances in the boreal forest leave different long-lasting spatial signatures by Lorente, Miren, Parsons, William F. J., Mclntire, Eliot J. B., Munson, Alison D.

“…Aims Natural disturbances leave long-term legacies that vary among landscapes and ecosystem types, and which become integral parts of successional processes at…”
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Independent, Interactive, and Species-Specific Responses of Leaf Litter Decomposition to Elevated CO₂ and O₃ in a Northern Hardwood Forest by Parsons, William F. J, Bockheim, James G, Lindroth, Richard L

“…The future capacity of forest ecosystems to sequester atmospheric carbon is likely to be influenced by CO₂-mediated shifts in nutrient cycling through changes…”
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Spectral analysis discerns pattern and feedback in natural- and anthropogenic-disturbed boreal black spruce forests by Lorente, Miren, Parsons, William F. J., Périé, Catherine, Munson, Alison D.

“…The two major disturbance types of boreal black spruce forest in north— central Quebec, Canada — natural disturbance by wildfire and anthropogenic disturbance…”
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Mechanical scarification can reduce competitive traits of boreal ericaceous shrubs and improve nutritional site quality by Reicis, Krista, Bradley, Robert L, Joanisse, Gilles, Thiffault, Nelson, Scott, Dalton, Parsons, William F J

“…Abstract   Ericaceous shrubs often interfere with the growth of black spruce seedlings on regenerating forest sites in Eastern Canada. Mechanical site…”
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Decomposition of Betula papyrifera leaf litter under the independent and interactive effects of elevated CO2 and O3 by Parsons, William F. J., Lindroth, Richard L., Bockheim, James G.

“…Litter decay dynamics of paper birch (Betula papyrifera) were assessed at the Aspen free‐air CO2 enrichment (FACE) facility in northern Wisconsin, USA. Leaf…”
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Nitrogen and Lignin Content as Predictors of Litter Decay Rates: A Microcosm Test by Taylor, Barry R., Parkinson, Dennis, William F. J. Parsons

“…Decomposition rates of leaf litter have been predicted from the leaves' lignin or nutrient (N or P) contents, the C:N ratio, and more recently the lignin:N…”
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On the nature of environmental gradients: temporal and spatial variability of soils and vegetation in the New Jersey Pinelands by Ehrenfeld, J.G, Han, X, Parsons, W.F.J, Zhu, W

“…Environmental variability can occur over various spatial scales, ranging from small patches at the scale of individual plants to long gradients over hundreds…”
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Live and dead roots in forest soil horizons: contrasting effects on nitrogen dynamics by Ehrenfeld, J.G. (Rutgers University, New Brunswick, NJ.), Parsons, W.F.J, Han, X, Parmelee, R.W, Zhu, W

“…Roots are widely acknowledged to be major contributors to ecosystem nutrient cycles. However, live roots may have very different effects than dead roots, the…”
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Soil and plant legacies associated with harvest trails in boreal black spruce forests by Lorente, Miren, Parsons, William F.J., Bradley, Robert L., Munson, Alison D.

“…► We examine soil and ericad properties 15years after careful logging and scarification. ► These properties differed on trails and protection strips after…”
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Root gap dynamics in lodgepole pine forest: nitrogen transformations in gaps of different size by Parsons, William F. J., Knight, Dennis H., Miller, Steven L.

“…Belowground responses to aboveground disturbance were studied in experimental gaps created in a 95-yr-old stand of Pinus contorta in southeastern Wyoming…”
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Net and gross mineral N production rates at three levels of forest canopy retention: evidence that NH4 + and NO3 − dynamics are uncoupled by Bradley, Robert L., Parsons, William F. J.

“…Alternative silvicultural systems were introduced in Coastal Western Hemlock forests of British Columbia, Canada, to reduce disturbance incurred by…”
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Consequences of elevated carbon dioxide and ozone for foliar chemical composition and dynamics in trembling aspen ( Populus tremuloides) and paper birch ( Betula papyrifera) by Lindroth, Richard L., Kopper, Brian J., Parsons, William F.J., Bockheim, James G., Karnosky, David F., Hendrey, George R., Pregitzer, Kurt S., Isebrands, J.G., Sober, Jaak

“…Elevated CO 2 resulted in changes in chemical foliar composition that are likely to impact herbivory and decomposition Atmospheric chemical composition affects…”
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Total and arbuscular mycorrhizal fungal communities in the first 3years after the collapse of the Fundão Dam: are we on the ecosystem recovery pathway? by Isabelle Gonçalves Oliveira de Prado, Tomás Gomes Reis Veloso, José Maria Rodrigues da Luz, Marliane de Cássia Soares da Silva, Danielle Gonçalves Oliveira de Prado, Parsons, William F J, Khasa, Damase P, Maria Catarina Megumi Kasuya

“…After the collapse of Fundão Dam in Mariana‐MG, Brazil, the discharge of iron ore mining waste into the Doce River watershed negatively impacted the landscape…”
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Total and arbuscular mycorrhizal fungal communities in the first 3 years after the collapse of the Fundão Dam: are we on the ecosystem recovery pathway? by Prado, Isabelle Gonçalves Oliveira, Veloso, Tomás Gomes Reis, da Luz, José Maria Rodrigues, da Silva, Marliane de Cássia Soares, Prado, Danielle Gonçalves Oliveira, Parsons, William F. J., Khasa, Damase P., Kasuya, Maria Catarina Megumi

“…After the collapse of Fundão Dam in Mariana‐MG, Brazil, the discharge of iron ore mining waste into the Doce River watershed negatively impacted the landscape…”
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Decomposition of Betula papyrifera leaf litter under the independent and interactive effects of elevated CO 2 and O 3 by Parsons, William F. J., Lindroth, Richard L., Bockheim, James G.

“…Abstract Litter decay dynamics of paper birch ( Betula papyrifera ) were assessed at the Aspen free‐air CO 2 enrichment (FACE) facility in northern Wisconsin,…”
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Ground-Nesting Ant Assemblages and Their Relationships to Habitat Factors Along a Chronosequence of Postfire-Regenerated Lichen–Spruce Woodland by Lafleur, Benoit, Parsons, William F. J., Bradley, Robert L., Francoeur, André

“…Ground-nest densities and nesting habits of 13 ant species were quantified in five postfire age classes (1, 9, 23, 47, and 79 yr old) in the lichenâspruce…”
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Ground-Nesting Ant Assemblages and Their Relationships to Habitat Factors Along a Chronosequence of Postfire-Regenerated Lichen–Spruce Woodland by Lafleur, Benoit, Parsons, William F. J., Bradley, Robert L., Francoeur, André

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Ground-Nesting Ant Assemblages and Their Relationships to Habitat Factors Along a Chronosequence of Postfire-Regenerated Lichen–Spruce Woodland by Lafleur, Benoit, Parsons, William F. J, Bradley, Robert L, Francoeur, André

“…Ground-nest densities and nesting habits of 13 ant species were quantified in five postfire age classes (1, 9, 23, 47, and 79 yr old) in the lichen–spruce…”
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Above- and below-ground characteristics of persistent forest openings in the New Jersey Pinelands by Ehrenfeld, J.G. (Rutgers University, New Brunswick, NJ.), Zhu, W, Parsons, W.F.J

“…Openings in the pitch pine (Pinus rigida Mill.) forests of southernNew Jersey may persist for decades. In rive such openings, ranging in size from 22 to 223…”
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Independent, Interactive, and Species-Specific Responses of Leaf Litter Decomposition to Elevated CO sub(2) and O sub(3) in a Northern Hardwood Forest by Parsons, William FJ, Bockheim, James G, Lindroth, Richard L

“…The future capacity of forest ecosystems to sequester atmospheric carbon is likely to be influenced by CO sub(2)-mediated shifts in nutrient cycling through…”
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