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Full-Text Articles in Forest Sciences

The Role Of Fire And A Fire-Free Interval In The Restoration Of Upland Oak Communities On The Cumberland Plateau, Kentucky, Jordan Winkenbach Jan 2020

The Role Of Fire And A Fire-Free Interval In The Restoration Of Upland Oak Communities On The Cumberland Plateau, Kentucky, Jordan Winkenbach

Theses and Dissertations--Forestry and Natural Resources

The decline of upland oak (Quercus spp.) communities in our eastern forests has been attributed to the loss of periodic disturbance after decades of fire suppression. As land managers have begun to reintroduce fire, effects on oak regeneration and species composition have varied widely, making it apparent that our understanding of how fire can aid in oak forest management needs refinement. Restoring upland oak communities requires decreasing stand density and opening of the canopy to release shade-intolerant oaks in the understory. This necessitates an extended fire-free interval to allow these oaks to be recruited into larger size classes and …


Enhancing Native Plant Diversity On Legacy Minelands, Anna Maria Branduzzi Jan 2020

Enhancing Native Plant Diversity On Legacy Minelands, Anna Maria Branduzzi

Theses and Dissertations--Forestry and Natural Resources

Surface mining for coal has left scars on landscapes and reduced ecosystem functions across Appalachia for over a century. In the Monongahela National Forest, WV, a restoration project has been going on since 2009 on legacy minelands that dissect the biodiverse high elevation red spruce ecosystem. Goals of the restoration project include watershed improvement, soil building, enhancement of early successional habitat, and reforestation. Decompaction of the minelands is a critical step in the restoration process, and allows native vegetation to begin colonizing the site. Through this project, hundreds of vernal pools are constructed each year, and woody debris from non-native …


Effects Of Thinning Regimes On Genetic Variation Of White Oak (Quercus Alba L.) In Upland Oak Forests Of Eastern Kentucky, Rachel Gayle Thunder Jan 2020

Effects Of Thinning Regimes On Genetic Variation Of White Oak (Quercus Alba L.) In Upland Oak Forests Of Eastern Kentucky, Rachel Gayle Thunder

Theses and Dissertations--Forestry and Natural Resources

This research assesses the effects of silvicultural thinnings, varying in residual basal area and number of thinnings, on genetic diversity and relatedness of white oak (Quercus alba L.). The objectives were to (1) develop microsatellite DNA markers (simple sequence repeats, SSRs) for assessing the genetic diversity of white oak and (2) determine if thinnings significantly change the degree of diversity and relatedness in white oak stands. For objective 1, 84 primer pairs from previously predicted genomic SSRs of white oak were evaluated for consistent PCR amplification and polymorphism. Twenty of the 84 primer pairs amplified consistently and were confirmed …