Search Results - "Martin A. Spetich"

Survival of Quercus alba (White Oak) Advance Reproduction in Small Group and Single Tree Openings by Martin A. Spetich

“…Survival probabilities of white oak (Quercus alba) in small circular group and single tree openings ranging in size from 0.001 to 0.175 ha twelve years after…”
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Determining spatial units for modeling regional nonnative invasive plant species spread in the southern US forestlands: using the state of Alabama as an example by Nepal, Sunil, Spetich, Martin A., Fan, Zhaofei

“…Nonnative invasive plant species (NNIPS) cause significant damage to the native forest ecosystems in the southern United States forestlands, such as habitat…”
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LANDIS PRO: a landscape model that predicts forest composition and structure changes at regional scales by Wang, Wen J., He, Hong S., Fraser, Jacob S., Thompson III, Frank R., Shifley, Stephen R., Spetich, Martin A.

“…LANDIS PRO predicts forest composition and structure changes incorporating species-, stand-, and landscape-scales processes at regional scales. Species-scale…”
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Effects of rising atmospheric CO2, climate change, and nitrogen deposition on aboveground net primary production in a temperate forest by Wang, Wen J, Ma, Shuang, He, Hong S, Liu, Zhihua, Thompson, Frank R, Jin, Wenchi, Wu, Zheng Fang, Spetich, Martin A, Wang, Lei, Xue, Song, Zhang, Wenguang, Wang, Xianwei

“…Temperate forests regrowing from historical land use and land cover change in the eastern US serve as carbon (C) sinks. Environmental drivers have been…”
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Characteristics of Dry-Mesic Old-Growth Oak Forests in the Eastern United States by Spetich, Martin A., Jenkins, Michael A., Shifley, Stephen R., Wittwer, Robert F., Graney, David L.

“…Dry-mesic old-growth oak forests are widely distributed remnants across the eastern U.S. and are expected to increase in number and extent as second-growth…”
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Effects of Prescribed Fire, Site Factors, and Seed Sources on the Spread of Invasive Triadica sebifera in a Fire-Managed Coastal Landscape in Southeastern Mississippi, USA by Shaoyang Yang, Zhaofei Fan, Xia Liu, Andrew W. Ezell, Martin A. Spetich, Scott K. Saucier, Sami Gray, Scott G. Hereford

“…In the Gulf of Mexico coastal region, prescribed fire has been increasingly used as a management tool to restore declining native ecosystems, but it also…”
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Modeling the Effects of Harvest Alternatives on Mitigating Oak Decline in a Central Hardwood Forest Landscape by Wang, Wen J, He, Hong S, Spetich, Martin A, Shifley, Stephen R, Thompson III, Frank R, Fraser, Jacob S, Bond-Lamberty, Ben

“…Oak decline is a process induced by complex interactions of predisposing factors, inciting factors, and contributing factors operating at tree, stand, and…”
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Spatiotemporal dynamics and risk factors of oak decline and Mortality in the Missouri Ozarks of the United States based on repeatedly measured FIA data by Yang, Shaoyang, Spetich, Martin A., Fan, Zhaofei

“…•Oak decline and mortality were mainly controlled by tree characteristics.•Regional variations in oak mortality were related to ecoregions and historical…”
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Spatio-Temporal Trends of Oak Decline and Mortality under Periodic Regional Drought in the Ozark Highlands of Arkansas and Missouri by Stephen R. Shifley, Hong He, W. Keith Moser, Martin A. Spetich, Michael K. Crosby, Zhaofei Fan, Xiuli Fan

“…At the forest landscape/region level, based on annual Forest Inventory and Analysis plot data from 1999 to 2010, oak decline and mortality trends for major oak…”
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Effects of species biological traits and environmental heterogeneity on simulated tree species distribution shifts under climate change by Wang, Wen J., He, Hong S., Thompson, Frank R., Spetich, Martin A., Fraser, Jacob S.

“…Demographic processes (fecundity, dispersal, colonization, growth, and mortality) and their interactions with environmental changes are not well represented in…”
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Indirect effects mediate direct effects of climate warming on insect disturbance regimes of temperate broadleaf forests in the central U.S by Duan, Shengwu, He, Hong S., Spetich, Martin A., Wang, Wen J., Fraser, Jacob S., Thompson, Frank R.

“…Climate warming directly affects insect disturbance regimes by altering temperature‐dependent population development. Indirect effects of climate change on…”
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Population dynamics has greater effects than climate change on tree species distribution in a temperate forest region by Wang, Wen J., Thompson, Frank R., He, Hong S., Fraser, Jacob S., Dijak, William D., Spetich, Martin A.

“…Aim Population dynamics and disturbances have often been simplified or ignored when predicting regional‐scale tree species distributions in response to climate…”
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Long-term effects of succession, climate change and insect disturbance on oak-pine forest composition in the U.S. Central Hardwood Region by Duan, Shengwu, He, Hong S., Spetich, Martin A., Wang, Wen J., Fraser, Jacob S., Xu, Wenru

“…Oak-pine forests in the U.S. Central Hardwood Forests are recovering from exploitative harvesting and clearing in the early twentieth century and are…”
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A framework for evaluating forest landscape model predictions using empirical data and knowledge by Wang, Wen J., He, Hong S., Spetich, Martin A., Shifley, Stephen R., Thompson, Frank R., Dijak, William D., Wang, Qia

“…Evaluation of forest landscape model (FLM) predictions is indispensable to establish the credibility of predictions. We present a framework that evaluates…”
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A large-scale forest landscape model incorporating multi-scale processes and utilizing forest inventory data by Wang, Wen J, He, Hong S, Spetich, Martin A, Shifley, Stephen R, Thompson III, Frank R, Larsen, David R, Fraser, Jacob S, Yang, Jian

“…Two challenges confronting forest landscape models (FLMs) are how to simulate fine, stand-scale processes while making large-scale (i.e., >10 7 ha) simulation…”
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Factors affecting the sprouting of shortleaf pine rootstock following prescribed fire by Lilly, Curtis J., Will, Rodney E., Tauer, Charles G., Guldin, James M., Spetich, Martin A.

“…► Shortleaf pine sprout from a basal crook after top-kill from fire. ► Sprouting is reduced due to high temperatures and crown scorch. ► Sprouts survive best…”
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Early indications of drought impacts on forests in the southeastern United States by Crosby, Michael K, Fan, Zhaofei, Spetich, Martin A, Leininger, Theodor D, Fan, Xingang

“…In the southeastern United States, drought can pose a significant threat to forests by reducing the amount of available water, thereby stressing trees…”
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Oak mortality associated with crown dieback and oak borer attack in the Ozark Highlands by Fan, Zhaofei, Kabrick, John M., Spetich, Martin A., Shifley, Stephen R., Jensen, Randy G.

“…Oak decline and related mortality have periodically plagued upland oak–hickory forests, particularly oak species in the red oak group, across the Ozark…”
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Two decades of compositional and structural change in deciduous old-growth forests of Indiana, USA by Lowney, Christy A, Graham, Bradley D, Spetich, Martin A, Shifley, Stephen R, Saunders, Michael R, Jenkins, Michael A

“…AimsUsing a network of permanent plots, we determined how multiple old-growth forests changed over an 18-19-year period at a state-wide scale. This examination…”
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Oak decline in the Boston Mountains, Arkansas, USA: Spatial and temporal patterns under two fire regimes by Spetich, Martin A., He, Hong S.

“…A spatially explicit forest succession and disturbance model is used to delineate the extent and dispersion of oak decline under two fire regimes over a…”
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