筛选
科学数据
统计数据
共检索到949条 ,权限内显示50条;
County Business Patterns, 1993 [United States]: U.S. Summary, State, and County Data;;Version 2
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr02343.v2
- 摘要：
- : DS0: Study-Level Files DS1: United States Summary Data DS2: State Summary Data DS3: County Summary Data, Census Geographic Division 1 DS4: County
County Business Patterns, 1993 [United States]: U.S. Summary, State, and County Data;;Version 1
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr02343.v1
- 摘要：
- : DS0: Study-Level Files DS1: United States Summary Data DS2: State Summary Data DS3: County Summary Data, Census Geographic Division 1 DS4: County
County Business Patterns, 1994 [United States]: U.S. Summary, State and County Data;;Version 1
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr02280.v1
- 摘要：
- : DS0: Study-Level Files DS1: United States Summary Data DS2: State Summary Data DS3: County Summary Data, Census Geographic Division 1 DS4: County
Data from: Molecular biogeography and host relations of a parasitoid fly
- 负责人：
- DOI：
- doi:10.5061/dryad.h8t823r
- 摘要：
- s of host specialization may trade off against the ability to exploit new host species encountered in new geographic regions. Here we use molecular techniques and confirmed
Data from: Geographic range dynamics drove ancient hybridization in a lineage of angiosperms
- 负责人：
- DOI：
- doi:10.5061/dryad.7cr0c76
- 摘要：
- biogeographic methods with shifts in habitat suitability remains a limitation. This integration, however, is critical to understanding geographic
Data from: Phylogeography of the Cran’s bully Gobiomorphus basalis (Gobiiformes: Eleotridae) and an analysis of species boundaries
- 负责人：
- 关键词：
- DOI：
- doi:10.5061/dryad.5mkkwh72j
- 摘要：
- in the geographic distribution and genetic structure of the region’s flora and fauna. To identify concordant patterns, a broad range of taxa must be examined and compared
Data from: Complex phylogeographic patterns indicate Central American origin of two widespread Mesoamerican Quercus (Fagaceae) species
- 负责人：
- DOI：
- doi:10.5061/dryad.v5g0p
- 摘要：
- sting patterns regarding the role of geographic elements as barriers that could have determined phylogeographic structure in various species. Recent
Data from: Variation in ecophysiological traits might contribute to ecogeographic isolation and divergence between parapatric ecotypes of Mimulus
- 负责人：
- DOI：
- doi:10.5061/dryad.45058jq
- 摘要：
- the frequency of inter?taxon mating. Characterizing this form of isolation requires knowledge of both the geographic arrangement of suitable habitats in nature
Data from: Comparative phylogeography of mainland and insular species of Neotropical molossid bats (Molossus)
- 负责人：
- 关键词：
- DOI：
- doi:10.5061/dryad.d7wm37pxc
- 摘要：
- Genetic structures, historical events, habitat preferences, and geographic barriers might result in distinct patterns in insular versus mainland
Data from: Testing the role of ecology and life history in structuring genetic variation across a landscape: a trait-based phylogeographic approach
- 负责人：
- 关键词：
- Dispersal ability DNA Barcoding Ecological Niche Modeling Hierarchical approximate Bayesian computation Landscape resistance Phylogeography
- DOI：
- doi:10.5061/dryad.t430k
- 摘要：
- nce allowed us to test the importance of individual variables revealing that body size, current landscape resistance, geographic range, biogeographic origin
