筛选
科学数据
统计数据
共检索到463条 ,权限内显示50条;
Neural substrates associated with context-dependent learning
- 负责人:
- 关键词:
- Biokinesiology and Physical Therapy context-dependent learning Parkinson's disease dorsolateral prefrontal cortex transcranial magnetic stimulation
- DOI:
- doi:10.25549/usctheses-c3-342152
- 摘要:
- ate context-dependent learning. Switch cost was the TTAC performance difference between the SWITCH and SAME conditions normalized by the SAME condition (100
Data from: Direct evidence that density-dependent regulation underpins the temporal stability of abundant species in a diverse animal community
- 负责人:
- DOI:
- doi:10.5061/dryad.3090c
- 摘要:
- of the consistently common high abundance species—a result of density-dependence—is reflected in the observation that they consistently represent over 98% of total
Data from: Separating sources of density-dependent and density-independent establishment limitation in invading species
- 负责人:
- DOI:
- doi:10.5061/dryad.4fp47
- 摘要:
- e arrived. While seed and establishment limitation are known to jointly influence colonization, decomposing establishment limitation into density-dependent
Data from: Time-dependent speciation and extinction from phylogenies: a least squares approach
- 负责人:
- DOI:
- doi:10.5061/dryad.7891
- 摘要:
- in these data. In this paper, I consider the general time-dependent birth–death model in order to fit any model of temporal variation in speciati
Data from: Pollinator dependence but no pollen limitation for eight plants occurring north of the Arctic Circle
- 负责人:
- DOI:
- doi:10.5061/dryad.t76hdr7xk
- 摘要:
- a baseline for future comparisons of pollinator dependence and pollen limitation in the Arctic across species and time.
Data from: The evolution of age-dependent plasticity
- 负责人:
- DOI:
- doi:10.5061/dryad.00nd1
- 摘要:
- When organisms encounter environments that are heterogeneous in time, phenotypic plasticity is often favored by selection. The degree of suc
Data from: Effective size in density-dependent two-sex populations: the effect of mating systems
- 负责人:
- Myhre, Ane Marlene
- 关键词:
- genetic drift effective population size density dependence environmental stochasticity demographic stochasticity fluctuating populations mating systems sex ratio fluctuations
- DOI:
- doi:10.5061/dryad.7m2r4
- 摘要:
- Density dependence in vital rates is a key feature affecting temporal fluctuations of natural populations. This has important implicati
Data from: Frequency-dependent selection acting on the widely fluctuating sex ratio of the aphid Prociphilus oriens
- 负责人:
- DOI:
- doi:10.5061/dryad.716hk
- 摘要:
- Frequency-dependent selection is a fundamental principle of adaptive sex-ratio evolution in all sex ratio theories but has rarely been detected
Data from: Persistently rare species experience stronger negative frequency dependence than common species: a statistical attractor that is hard
- 负责人:
- DOI:
- doi:10.5061/dryad.8j28r94
- 摘要:
- Aim: Why are so many species rare, yet persistent? Possibly, rare species experience strong negative frequency dependence (NFD, i.e. strong
Data from: Why is Amazonia a ‘source’ of biodiversity? climate-mediated dispersal and synchronous speciation across the Andes in an avian gr
- 负责人:
- DOI:
- doi:10.5061/dryad.43n9j1p
- 摘要:
- on and species accumulation, (2) diversity-dependence wherein successful dispersal events decline through time due to ecological limits, and (3) barrier