筛选
科学数据
统计数据
共检索到55条 ,权限内显示50条;
Data from: Spatial dynamics of alpine treelines under global warming: what explains the mismatch between tree densification and elevational upwar
- 负责人：
- DOI：
- doi:10.5061/dryad.k98sf7m2s
- 摘要：
- lence). After having characterized their spatial patterns through join count statistics, a multinomial logistic regression model was computed to identify
Data from: Predicting the genetic impact of stocking in Brook Charr (Salvelinus fontinalis) by combining RAD sequencing and modeling of explanatory
- 负责人：
- Létourneau, Justine
- DOI：
- doi:10.5061/dryad.s5qt3
- 摘要：
- of model selection was conducted to obtain a best-fitted model that explained 56% of the variance observed in mean domestic genetic membership. The number of years si
Iowa Youth and Families Project, 1989-1992;;Archival Version
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr26721
- 摘要：
- ng these tasks. Demographic variables include sex, age, employment status, occupation, income, home ownership, religious preference, frequency of religious
Iowa Youth and Families Project, 1989-1992;;Version 2
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr26721.v2
- 摘要：
- ng these tasks. Demographic variables include sex, age, employment status, occupation, income, home ownership, religious preference, frequency of religious
Data from: Variable drivers of primary versus secondary nesting: density-dependence and drought effects on greater sage-grouse
- 负责人：
- DOI：
- doi:10.5061/dryad.s3s7p
- 摘要：
- from 287 radio-marked females over a period of 10 yr, and applied these data to a multi-state model that estimated probabilities of initiating a fir
Data from: Experiments reveal limited top-down control of key herbivores in southern California kelp forests
- 负责人：
- DOI：
- doi:10.5061/dryad.50t6sq6
- 摘要：
- California sheephead, Semicossyphus pulcher) inflicted highly variable mortality on purple urchin (Strongylocentrotus purpuratus) prey across all density
SGS-LTER Long-Term Monitoring Project: Spermophilus tridecemlineatus on Small Mammal Trapping Webs on the Central Plains Experimental Range, Nunn
- 负责人：
- Colorado State University. Libraries;;Colorado State University. Libraries
- DOI：
- doi:10.25675/10217/83456
- 摘要：
- rized by a mosaic of ownership and land use. Ownership includes federal, state or private and land use consists of livestock grazing or row-crops. There are NGO
Data from: Reciprocal relationships between behaviour and parasites suggest that negative feedback may drive flexibility in male
- 负责人：
- Ezenwa, Vanessa
- DOI：
- doi:10.5061/dryad.ct517
- 摘要：
- between territorial and bachelor reproductive status, and that elevated parasite burdens are a cost of territoriality. Moreover, among territorial males
Data from: Quantifying ecological and social drivers of ecological surprise
- 负责人：
- DOI：
- doi:10.5061/dryad.2c8f32s
- 摘要：
- the complexity of these dynamics, and is a critical step towards development of evidence-based, whole systems management approaches. 2. To examine our ability
Data from: Habitat monitoring and projections for threatened Canada lynx: linking the Landsat archive with carnivore occurrence and prey density
- 负责人：
- 关键词：
- Lynx canadensis;Landscape;Maine;Lepus americanus;snowshoe hare;Canada lynx;threatened;occurrence
- DOI：
- doi:10.5061/dryad.sm86q
- 摘要：
- , and image data are increasingly used to generate predictor variables for species–habitat models. A time series of satellite images has, however, rarely been use
