Search Results - "Callaway, Ragan M."

Associations Between Developmental Stability, Canalization, and Phenotypic Plasticity in Response to Heterogeneous Experience by Wang, Shu, Callaway, Ragan M.

“…ABSTRACT The processes of developmental stability, canalization, and phenotypic plasticity have ecological and evolutionary significance, and been studied…”
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The Mechanisms and Consequences of Interspecific Competition Among Plants by Aschehoug, Erik T, Brooker, Rob, Atwater, Daniel Z, Maron, John L, Callaway, Ragan M

“…During the past 100 years, studies spanning thousands of taxa across almost all biomes have demonstrated that competition has powerful negative effects on the…”
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Native Plant Diversity Generates Microbial Legacies That Either Promote or Suppress Non‐Natives, Depending on Drought History by Tao, Zhibin, Zhang, Kaoping, Callaway, Ragan M., Siemann, Evan, Liu, Yanjie, Huang, Wei

“…ABSTRACT Diverse native plant communities resist non‐native plants more than species‐poor communities, in part through resource competition. The role of soil…”
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Refining the stress-gradient hypothesis for competition and facilitation in plant communities by Maestre, Fernando T., Callaway, Ragan M., Valladares, Fernando, Lortie, Christopher J.

“…1. The stress-gradient hypothesis (SGH) predicts that the frequency of facilitative and competitive interactions will vary inversely across abiotic stress…”
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Direct and Indirect Effects of Invasive Plants on Soil Chemistry and Ecosystem Function by Weidenhamer, Jeffrey D, Callaway, Ragan M

“…Invasive plants have a multitude of impacts on plant communities through their direct and indirect effects on soil chemistry and ecosystem function. For…”
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Terrestrial Ecosystem Responses to Species Gains and Losses by Wardle, David A., Bardgett, Richard D., Callaway, Ragan M., Van der Putten, Wim H.

“…Ecosystems worldwide are losing some species and gaining others, resulting in an interchange of species that is having profound impacts on how these ecosystems…”
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A realized facilitation cascade mediated by biological soil crusts in a sagebrush steppe community by Ridenour, Wendy M., Lortie, C. J., Callaway, Ragan M.

“…Biological soil crusts can have strong effects on vascular plant communities which have been inferred from short-term germination and early establishment…”
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Soil Biota and Invasive Plants by Reinhart, Kurt O., Callaway, Ragan M.

“…Interactions between plants and soil biota resist invasion by some nonnative plants and facilitate others. In this review, we organize research and ideas about…”
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Age, experience, social goals, and engagement with research scientists may promote innovation in ecological restoration by Mohr, Jakki J, Cummins, Tina M, Floyd, Theresa M, Metcalf, Elizabeth Covelli, Callaway, Ragan M, Nelson, Cara R

“…Innovation in ecological restoration is necessary to achieve the ambitious targets established in United Nations conventions and other global restoration…”
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Soil microbes drive the classic plant diversity-–productivity pattern by Schnitzer, Stefan A, Klironomos, John N, HilleRisLambers, Janneke, Kinkel, Linda L, Reich, Peter B, Xiao, Kun, Rillig, Matthias C, Sikes, Benjamin A, Callaway, Ragan M, Mangan, Scott A, van Nes, Egbert H, Scheffer, Marten

“…Ecosystem productivity commonly increases asymptotically with plant species diversity, and determining the mechanisms responsible for this well-known pattern…”
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Partitioning net interactions among plants along altitudinal gradients to study community responses to climate change by Michalet, Richard, Schöb, Christian, Lortie, Christopher J, Brooker, Rob W, Callaway, Ragan M, Bailey, Joseph K

“…Altitudinal gradients provide a useful space‐for‐time substitution to examine the capacity for plant competition and facilitation to mediate responses to…”
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Biotic resistance via granivory: establishment by invasive, naturalized, and native asters reflects generalist preference by Pearson, Dean E, Callaway, Ragan M, Maron, John L

“…Escape from specialist natural enemies is frequently invoked to explain exotic plant invasions, but little attention has been paid to how generalist consumers…”
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Evolutionary Tradeoffs for Nitrogen Allocation to Photosynthesis versus Cell Walls in an Invasive Plant by Feng, Yu-Long, Lei, Yan-Bao, Wang, Rui-Fang, Callaway, Ragan M., Valiente-Banuet, Alfonso, Inderjit, Li, Yang-Ping, Zheng, Yu-Long, Brown, James H.

“…Many studies have shown that individuals from invasive populations of many different plant species grow larger than individuals from native populations and…”
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Impact of invasive slash pine (Pinus elliottii) on groundcover vegetation at home and abroad by Brewer, J. Stephen, Souza, Flaviana Maluf, Callaway, Ragan M., Durigan, Giselda

“…Invasive trees can cause catastrophic reductions in diversity in invaded grasslands and savannas. Such reductions often appear to be particularly severe in the…”
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Do biotic interactions shape both sides of the humped-back model of species richness in plant communities? by Michalet, Richard, Brooker, Robin W, Cavieres, Lohengrin A, Kikvidze, Zaal, Lortie, Christopher J, Pugnaire, Francisco I, Valiente-Banuet, Alfonso, Callaway, Ragan M

“…A humped-back relationship between species richness and community biomass has frequently been observed in plant communities, at both local and regional scales,…”
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Integrating novel chemical weapons and evolutionarily increased competitive ability in success of a tropical invader by Zheng, Yu‐Long, Feng, Yu‐Long, Zhang, Li‐Kun, Callaway, Ragan M., Valiente‐Banuet, Alfonso, Luo, Du‐Qiang, Liao, Zhi‐Yong, Lei, Yan‐Bao, Barclay, Gregor F., Silva‐Pereyra, Carlos

“…The evolution of increased competitive ability (EICA) hypothesis and the novel weapons hypothesis (NWH) are two non-mutually exclusive mechanisms for exotic…”
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Stress tolerance and competitive-response ability determine the outcome of biotic interactions by Liancourt, Pierre, Callaway, Ragan M., Michalet, Richard

“…Theoretical models predict that the net outcome of biotic interactions among plants is the sum of co-occurring negative and positive interactions, with…”
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Modern Quaternary plant lineages promote diversity through facilitation of ancient Tertiary lineages by Valiente-Banuet, A, Vital Rumebe, A, Verdú, M, Callaway, R.M

“…One of the most important floristic sorting periods to affect modern plant communities occurred during the shift from the wet Tertiary period to the unusually…”
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Phylogenetic structure of arbuscular mycorrhizal fungal communities along an elevation gradient by Egan, Cameron P., Callaway, Ragan M., Hart, Miranda M., Pither, Jason, Klironomos, John

“…Despite the importance of arbuscular mycorrhizal (AM) fungi within terrestrial ecosystems, we know little about how natural AM fungal communities are…”
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Community impacts of Prosopis juliflora invasion: biogeographic and congeneric comparisons by Kaur, Rajwant, Gonzáles, Wilfredo L, Llambi, Luis Daniel, Soriano, Pascual J, Callaway, Ragan M, Rout, Marnie E, Gallaher, Timothy J, Inderjit

“…We coordinated biogeographical comparisons of the impacts of an exotic invasive tree in its native and non-native ranges with a congeneric comparison in the…”
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