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共检索到119条 ,权限内显示50条;
PBG05 Response of bird abundance to the Patch-Burn Grazing experiment at Konza Prairie
- 负责人：
- 关键词：
- DOI：
- doi:10.6073/pasta/5734b9f9ea27392aaccd5761280e8d1e
- 摘要：
- the economic feasibility of using patch-burn management on a widespread basis. This data set focuses on variation in avian abundance, diversity, and nesting activity bet
Data from: Complex interaction of dendritic connectivity and hierarchical patch size on biodiversity in river-like landscapes
- 负责人：
- DOI：
- doi:10.5061/dryad.15np2
- 摘要：
- species richness, irrespective of patch size arrangement. High regional evenness in community composition was found only in landscapes preserving geomorphologic
Data from: Resource heterogeneity, soil fertility, and species diversity: effects of clonal species on plant communities
- 负责人：
- DOI：
- doi:10.5061/dryad.8529
- 摘要：
- and when soil resources were applied at a scale at which rhizomatous clonals could integrate across resource patches. Thus, we find support for the hypothesis tha
Data from: Land use types influenced avian assemblage structure in a forest–agriculture landscape in Ghana
- 负责人：
- 关键词：
- DOI：
- doi:10.5061/dryad.v8b0s
- 摘要：
- . Point counts were used to sample birds at each study site visited. Data from counts were used to estimate species richness, species evenness and Simpson
Data from: Effects of landscape configuration and composition on phylogenetic diversity of trees in a highly fragmented tropical forest
- 负责人：
- DOI：
- doi:10.5061/dryad.fq988
- 摘要：
- for species richness. Considering all selected models for phylogenetic diversity and structure, edge density and number of forest patches were most frequently selected
Data from: Colonization across gradients of risk and reward: nutrients and predators generate species-specific responses among aquatic insects
- 负责人：
- DOI：
- doi:10.5061/dryad.7q3n51j
- 摘要：
- in aquatic habitats, but that colonization responses to variation in multiple components of patch quality are often species-specific. Simultaneous assess
Data from: Habitat amount, not patch size and isolation, drives species richness of macro?moth communities in countryside landscapes
- 负责人：
- DOI：
- doi:10.5061/dryad.205823j
- 摘要：
- species richness in multi-habitat landscapes better than do patch size and isolation while the countryside SAR predicts beta and gamma diversity better tha
Data from: Limits to species richness in terrestrial communities
- 负责人：
- Alroy, John
- 关键词：
- species richness biotic interactions global biodiversity local-regional comparisons patch occupancy models squares estimator
- DOI：
- doi:10.5061/dryad.8f8g581
- 摘要：
- combined with extinction or extirpation rates that fall as the number of occupied patches increases. Local and regional richness come into balance
Data from: Scale-dependent shifts in the species composition of flower visitors with changing floral density
- 负责人：
- Essenberg, Carla J.
- 关键词：
- Foraging behavior Flower visitation Pollination Seasonal variation Density dependence Floral rewards Nectar Pollen Flower handling time Search speed
- DOI：
- doi:10.5061/dryad.16v7n
- 摘要：
- . At the site scale, average floral density within patches of H. virgata or within patches of all summer-flowering species combined had a signific
Data from: Shrubs as ecosystem engineers across an environmental gradient: effects on species richness and exotic plant invasion
- 负责人：
- DOI：
- doi:10.5061/dryad.rn7c5
- 摘要：
- beta diversity, and contained greater rarified richness and exotic plant cover than shrub-free patches. Shrub effects on rarified richness increased
