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科学数据
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共检索到1956条 ,权限内显示50条;
Data from: A multivariate analysis of genetic variation in the advertisement call of the gray treefrog, Hyla versicolor
- 负责人：
- DOI：
- doi:10.5061/dryad.40sj6
- 摘要：
- d a quantitative genetics experiment with gray treefrogs (Hyla versicolor) to investigate genetic variances and covariances among features of the male advertisement cal
Data from: Strong variations of mitochondrial mutation rate across mammals--the longevity hypothesis.
- 负责人：
- Nabholz, Benoit
- 关键词：
- DOI：
- doi:10.5061/dryad.82181
- 摘要：
- years of intensive usage, the extent of mitochondrial evolutionary rate variations across species, their practical consequences on sequence analysis methods
Data from: Subtle but ubiquitous selection on body size in a natural population of collared flycatchers over 33 years
- 负责人：
- DOI：
- doi:10.5061/dryad.24tm0
- 摘要：
- ) with only few cases with statistically significant selection. When data were analyzed in a multivariate context and as time series a number of patterns emerged
Data from: Does morphological variation buffer against extinction? A test using veneroid bivalves from the Plio-Pleistocene of Florida
- 负责人：
- 关键词：
- Pliocene;Pleistocene
- DOI：
- doi:10.5061/dryad.8679
- 摘要：
- ch sample, and overall multivariate variation was calculated as the mean squared partial Procrustes distance between specimens and their mean form
Data from: Diversity-dependent evolutionary rates in early Paleozoic zooplankton
- 负责人：
- DOI：
- doi:10.5061/dryad.fq7h2
- 摘要：
- nce in diversification rate, with maximal correlation at a temporal lag of ~1 million years. Diversity-dependence persists throughout the Ordovician and Silurian, despite
Data from: Morphometric analysis of the rattan Calamus javensis complex (Arecaceae: Calamoideae)
- 负责人：
- DOI：
- doi:10.5061/dryad.68n40
- 摘要：
- morphological observation. Therefore, two multivariate analyses, MDS (multidimensional scaling) and hierarchical cluster analysis (HCA) with UPGMA (unweighted pair gr
Scale and richness gradients
- 负责人：
- DOI：
- doi:10.5063/aa/nceas.284.3
- 摘要：
- , but occasionally of genera or families) of any plant or animal group. A study was included if we could extract coefficients of determination of independent varia
Scale and richness gradients
- 负责人：
- DOI：
- doi:10.5063/aa/nceas.284.4
- 摘要：
- , but occasionally of genera or families) of any plant or animal group. A study was included if we could extract coefficients of determination of independent varia
Scale and richness gradients
- 负责人：
- DOI：
- doi:10.5063/aa/nceas.284.1
- 摘要：
- , but occasionally of genera or families) of any plant or animal group. A study was included if we could extract coefficients of determination of independent varia
Scale and richness gradients
- 负责人：
- DOI：
- doi:10.5063/aa/nceas.284.2
- 摘要：
- , but occasionally of genera or families) of any plant or animal group. A study was included if we could extract coefficients of determination of independent varia
