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共检索到2370条 ,权限内显示50条;
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Data from: Cascading effects of changes in land use on the invasion of the walnut Juglans regia in forest ecosystems
- 负责人:
- Lenda, Magdalena
- 关键词:
- Invasion debt Lag phase Land use change Invasive species Politics Seed dispersal Landscape structure
- DOI:
- doi:10.5061/dryad.v57t0
- 摘要:
- categories: propagule pressure, biotic factors and abiotic characteristics; all may be moderated by human activity. However, studies examining all factors
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Data from: The assessment of science: the relative merits of post-publication review, the impact factor and the number of citations
- 负责人:
- DOI:
- doi:10.5061/dryad.2h4j5
- 摘要:
- is an extremely error-prone measure of scientific merit. Finally, we argue that the impact factor is likely to be a poor measure of merit, since it depends
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Data from: Multiscale factors affecting human attitudes toward snow leopards and wolves
- 负责人:
- DOI:
- doi:10.5061/dryad.6f8p0
- 摘要:
- linear models to examine how the effect of these factors on human attitudes changed with the scale of analysis from the individual to the community. Factors signific
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Data from: Interaction effects of cell diffusion, cell density and public goods properties on the evolution of cooperation in digital microbes
- 负责人:
- DOI:
- doi:10.5061/dryad.49rd9
- 摘要:
- from the public goods produced by others. Although previous studies have identified a number of key factors that prevent the spreading of cheaters, littl
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Data from: Prevalence of transcription factors in ascomycete and basidiomycete fungi
- 负责人:
- DOI:
- doi:10.5061/dryad.3f5j9
- 摘要:
- Background: Gene regulation underlies fungal physiology and therefore is a major factor in fungal biodiversity. Analysis of genome sequences ha
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Data from: Environmental factors influence both abundance and genetic diversity in a widespread bird species
- 负责人:
- DOI:
- doi:10.5061/dryad.n8379
- 摘要:
- r only been investigated in a few studies. Here, we investigate the link between ecological factors, local population size, and allelic diversity, using a field study
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Is multifactorial sex determination in the house fly, Musca domestica (L.), stable over time?
- 负责人:
- Meisel, Richard P.
- DOI:
- doi:10.5061/dryad.f6mb0
- 摘要:
- within populations suggest the house fly polygenic sex determination system is not in transition, and provide guidance for future investigations on the factors
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Morocco, Social Accounting Matrix 1994
- 负责人:
- IFPRI-DATA;;International Food Policy Research Institute
- 关键词:
- DOI:
- doi:10.7910/dvn/1y5itg
- 摘要:
- . The non-agricultural sectors are classified as rural or urban. The SAM has 34 commodities, 14 factors of production, 4 households, a government account and two rest-of-
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Discovering biogeographic and ecological clusters with a graph theoretic spin on factor analysis
- 负责人:
- DOI:
- doi:10.5061/dryad.r48d279
- 摘要:
- Factor analysis (FA) has the advantage of highlighting each semi-distinct cluster of samples in a data set with one axis at a time, as opposed
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Analysis of the risk factors for bovine brucellosis in dairy herds of the Rio Branco microregion, Acre, Brazil
- 负责人:
- DOI:
- doi:10.6084/m9.figshare.9985706.v1
- 摘要:
- the risk factors in the dairy herds of the Rio Branco microregion, in the state of Acre, Brazil. Thus, 527-bovine-serological samples were submitted to the buffered