筛选
科学数据
统计数据
共检索到59条 ,权限内显示50条;
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Genetic structure in a fragmented Northern Hemisphere rainforest: large effective sizes and high connectivity among populations
- 负责人:
- 关键词:
- gene flow;propagules;boreal rainforest;fine-scale distribution;Dispersal;Lobaria pulmonaria;Holocene
- DOI:
- doi:10.5061/dryad.77tm17st
- 摘要:
- . We sampled thalli growing on Picea abies branches and propagules deposited in snow at three localities. Contrary to expectations, we found high genetic
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Spatial correlations between browsing on balsam fir by white-tailed deer and the nutritional value of neighboring winter forage
- 负责人:
- DOI:
- doi:10.5061/dryad.f4245
- 摘要:
- up to 1,000 m. Balsam fir and white spruce (Picea glauca) fiber content and dry matter in vitro true digestibility were correlated with fir browsing rate
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Short-term climate change manipulation effects do not scale up to long-term legacies: effects of an absent snow cover on boreal forest plants
- 负责人:
- DOI:
- doi:10.5061/dryad.t3g68
- 摘要:
- 1. Despite time lags and non-linearity in ecological processes, the majority of our knowledge about ecosystem responses to long-term changes
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Convergent effects of elevation on functional leaf traits within and among species
- 负责人:
- DOI:
- doi:10.5061/dryad.4q2f3
- 摘要:
- . This is abundantly clear for plant species along elevational gradients, where parallel abiotic selection pressures give rise to predictable variation in lea
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Predicting spatial patterns of plant species richness: a comparison of direct macroecological and species stacking modelling approaches
- 负责人:
- DOI:
- doi:10.5061/dryad.28d4k
- 摘要:
- and summing predicted probabilities – to obtain a final species count. Results: The direct MEM approach yields nearly unbiased predictions centred ar
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Century-long tree population dynamics in a deciduous forest stand in central Sweden
- 负责人:
- 关键词:
- DOI:
- doi:10.5061/dryad.71q1n
- 摘要:
- to establish (Picea abies, Betula spp., Quercus robur, Populus tremula). Projections for 2050 based on the third period (1988-2013) are probably unrealistic since
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Quantifying natural disturbances using a large-scale dendrochronological reconstruction to guide forest management
- 负责人:
- DOI:
- doi:10.5061/dryad.08kprr507
- 摘要:
- Estimates of historical disturbance patterns are essential to guide forest management aimed at ensuring the sustainability of ecosystem functions
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Postglacial climate and fire-mediated vegetation change on the western Olympic Peninsula, Washington
- 负责人:
- DOI:
- doi:10.5061/dryad.668rj
- 摘要:
- t, fire disturbances are sufficiently rare that their relation to climate and their ecological effects are poorly understood. We used a 14,700-year high-res
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: How to best threshold and validate stacked species assemblages? Community optimisation might hold the answer
- 负责人:
- DOI:
- doi:10.5061/dryad.nf925ps
- 摘要:
- collected within the same study region to test (a) if the most established thresholding methods to optimize single species prediction are also the best choice
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Crown asymmetry in high latitude forests: disentangling the directional effects of tree competition and solar radiation
- 负责人:
- DOI:
- doi:10.5061/dryad.6t6gp
- 摘要:
- asymmetries in high latitude forests. This approach further demonstrated the applicability of circular statistical modeling in ecological studies wher