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共检索到153条 ,权限内显示50条;
Data from: Grazing effect on grasslands escalated by abnormal precipitations in Inner Mongolia
- 负责人:
- DOI:
- doi:10.5061/dryad.06186q2
- 摘要:
- the mechanisms for the pathway correlations using structural equation models (SEM) among PFGs, CS, and BEF directly or indirectly. 3. Grazers consistently favored
Data from: The importance of forest structure to biodiversity-productivity relationships
- 负责人:
- DOI:
- doi:10.5061/dryad.88j7k
- 摘要:
- and theory struggles to coherently explain them. In this work, we analyse diversity–productivity relationships through an examination of forest structure (des
The comprehensive model of the determinants on export performance of agricultural firms in Thailand
- 负责人:
- Guntalee Ruenrom
- 关键词:
- International trade Exports -- Thailand Agriculture -- Economic aspects -- Thailand Agricultural industries -- Thailand
- DOI:
- doi:10.14457/cu.the.2011.1785
- 摘要:
- including four main product categories: crop and grain, horticulture, fishery, and livestock and daily products. The Structural Equation Model (SEM) is formed
Data from: Stand structural diversity rather than species diversity enhances aboveground carbon storage in secondary subtropical
- 负责人:
- DOI:
- doi:10.5061/dryad.8bp7m
- 摘要:
- e determined across 80 subtropical forest plots in Eastern China. We employed structural equation modelling (SEM) to test for the direct and indirect effect
Data from: Weighing trees with lasers: advances, challenges and opportunities
- 负责人:
- DOI:
- doi:10.5061/dryad.02dq2
- 摘要:
- can be used to produce quantitative 3D models of branch and trunk size, shape and distribution. These models can drastically improve estimates of AGB, provide
Data from: Sex differences and allee effects shape the dynamics of sex-structured invasions
- 负责人:
- Shaw, Allison
- 关键词:
- integrodifference equations invasion speed mate-finding Allee effect mating functions sex-biased dispersal spatial spread
- DOI:
- doi:10.5061/dryad.39n4g
- 摘要:
- a stricter definition of a mate-finding Allee effect, which is not met by the commonly used minimum mating function. Our modelling approach, which links
Data from: The evolution of labile traits in sex- and age-structured populations
- 负责人:
- 关键词:
- integral projection model labile trait ontogeny plasticity price equation quantitative genetics quantitative trait selection analysis
- DOI:
- doi:10.5061/dryad.np084
- 摘要:
- framework. We show how to embed quantitative genetic models of inheritance of labile traits into age-structured, two-sex models that resemble standard IPMs
Data from: Thermal physiology: a new dimension of the pace-of-life syndrome
- 负责人:
- Goulet, Celine
- DOI:
- doi:10.5061/dryad.1fk2s
- 摘要:
- (Lampropholis delicata) and linking it to their behavior. Principal components analysis and structural equation modelling were used to determine if traits wer
Data from: Using terrestrial laser scanning data to estimate large tropical trees biomass and calibrate allometric models: a comparison
- 负责人:
- DOI:
- doi:10.5061/dryad.10hq7
- 摘要:
- with coefficients statistically undistinguishable from those of a model based on destructive data. The Unedited Quantitative Structure Model (QSM) however leads
Data from: Individual size inequality links forest diversity and above-ground biomass
- 负责人:
- DOI:
- doi:10.5061/dryad.tj3q6
- 摘要:
- tude and 102°36’ – 108° W longitude). We used structural equation models to link multivariate relationships between above-ground biomass, tree species diversity