Articles with "density dependence" as a keyword



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Distance and density dependence in two native Bornean dipterocarp species

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Published in 2023 at "Ecology and Evolution"

DOI: 10.1002/ece3.10004

Abstract: Abstract The Janzen–Connell hypothesis proposes that density and distance‐dependent mortality generated by specialist natural enemies prevent competitive dominance. Much literature on Janzen–Connell mechanisms comes from the neotropics, and evidence of the role of distance and… read more here.

Keywords: density; distance; distance density; janzen connell ... See more keywords
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Seedling survival simultaneously determined by conspecific, heterospecific, and phylogenetically related neighbors and habitat heterogeneity in a subtropical forest in Taiwan

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Published in 2022 at "Ecology and Evolution"

DOI: 10.1002/ece3.8525

Abstract: Abstract Density dependence and habitat heterogeneity have been recognized as important driving mechanisms that shape the patterns of seedling survival and promote species coexistence in species‐rich forests. In this study, we evaluated the relative importance… read more here.

Keywords: habitat heterogeneity; density dependence; seedling survival;
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Assessing the effect of density on population growth when modeling individual encounter data.

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Published in 2019 at "Ecology"

DOI: 10.1002/ecy.2595

Abstract: The relative role of density-dependent and density-independent variation in vital rates and population size remains largely unsolved. Despite its importance to the theory and application of population ecology, and to conservation biology, quantifying the role… read more here.

Keywords: population growth; density; density dependence; population ... See more keywords
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Analyzing snapshot diversity patterns with the Neutral Theory can show functional groups' effects on community assembly.

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Published in 2020 at "Ecology"

DOI: 10.1002/ecy.2977

Abstract: A central question of community ecology is to understand how the interplay between processes of the Neutral Theory (e.g., immigration and ecological drift) and niche-based processes (e.g., environmental filtering, intra- and interspecific density-dependence) shape species… read more here.

Keywords: diversity patterns; diversity; neutral theory; density dependence ... See more keywords
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Experimental and observational evidence of negative conspecific density dependence in temperate ectomycorrhizal trees.

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Published in 2022 at "Ecology"

DOI: 10.1002/ecy.3808

Abstract: Conspecific negative density dependence (CNDD) promotes tree species diversity by reducing recruitment near conspecific adults due to biotic feedbacks from herbivores, pathogens, or competitors. While this process is well-described in tropical forests, tests of temperate… read more here.

Keywords: conspecific density; density; tree species; density dependence ... See more keywords
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Patterns of frequency and density dependence are highly variable in diverse annual flowering plant communities.

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Published in 2023 at "Ecology"

DOI: 10.1002/ecy.4021

Abstract: Applications of ecological theory to natural communities often assume that competitive, negative density-dependent processes are the only type of interaction important for diversity maintenance. Recent advances suggest that positive interactions within trophic levels (e.g. plant-plant)… read more here.

Keywords: frequency density; dependence; density dependence; plant ... See more keywords
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Sexual Reproduction in the Fungal Foliar Pathogen Zymoseptoria tritici Is Driven by Antagonistic Density Dependence Mechanisms

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Published in 2018 at "Microbial Ecology"

DOI: 10.1007/s00248-018-1211-3

Abstract: This study provides empirical evidence for antagonistic density dependence mechanisms driving sexual reproduction in the wheat fungal pathogen Zymoseptoria tritici. Biparental crosses with 12 increasing inoculum concentrations, in controlled conditions, showed that sexual reproduction in… read more here.

Keywords: antagonistic density; reproduction; tritici; sexual reproduction ... See more keywords
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Intraspecific and phylogenetic density-dependent seedling recruitment in a subtropical evergreen forest

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Published in 2017 at "Oecologia"

DOI: 10.1007/s00442-017-3842-3

Abstract: Recent evidence suggests that plant performance can be influenced by the phylogenetic diversity of neighboring plants. However, no study to date has examined the effect of such phylogenetic density dependence on the transition from seed… read more here.

Keywords: seed; seedling recruitment; seed seedling; density ... See more keywords
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Cell density dependence of Microcystis aeruginosa responses to copper algaecide concentrations: Implications for microcystin-LR release.

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Published in 2017 at "Ecotoxicology and environmental safety"

DOI: 10.1016/j.ecoenv.2017.08.010

Abstract: Along with mechanistic models, predictions of exposure-response relationships for copper are often derived from laboratory toxicity experiments with standardized experimental exposures and conditions. For predictions of copper toxicity to algae, cell density is a critical… read more here.

Keywords: cell density; copper; density dependence; cell ... See more keywords
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Density-dependence in the life history of fishes: When is a fish recruited?

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Published in 2019 at "Fisheries Research"

DOI: 10.1016/j.fishres.2018.09.024

Abstract: Abstract In fisheries ecology and stock assessment, recruitment signifies the transition from early stages of the life cycle which are characterized by environmentally-driven variability and density-dependence in mortality rates, to a recruited phase when natural… read more here.

Keywords: recruitment; density; life; density dependence ... See more keywords
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Relative importance of density dependence and topography on tree mortality in a subtropical mountain forest

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Published in 2017 at "Forest Ecology and Management"

DOI: 10.1016/j.foreco.2016.10.049

Abstract: Abstract Tree mortality is an important process in forest dynamics, and potentially affects species coexistence and community assembly. Detecting spatial pattern of tree mortality and examining the possible driving factors are critical to understand the… read more here.

Keywords: topography; relative importance; subtropical mountain; mortality ... See more keywords