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共检索到575条 ,权限内显示50条;
Data from: Parallel declines in abundance of insects and insectivorous birds in Denmark over 22 years
- 负责人：
- M?ller, Anders Pape
- 摘要：
- Farmers in most western countries have increased use of fertilizer and ...
Data from: Territory size decreases minimally with increasing food abundance in stream salmonids: implications for population regulation
- 负责人：
- Grant, James
- 关键词：
- contiguous territories density limitation population density stream salmonids territoriality elastic disc model
- 摘要：
- educing territory size will be inefficient; a 20-fold increase in food ...
Data from: Proxies in practice: calibration and validation of multiple indices of animal abundance
- 负责人：
- Falcy, Matthew
- 关键词：
- Calibration Chinook salmon Convenience sample cross validation indices monitoring proxies weighted regression
- 摘要：
- The abundance of individuals in a population is a funda...
Data from: Heterogeneous patterns of abundance of epigeic arthropod taxa along a major elevation gradient
- 负责人：
- Juliane R?der
- 关键词：
- disturbance functional group KiLi project multi-taxon approach temperature pitfall trap productivity
- 摘要：
- s in ecosystem processes under global warming. High abundances ...
Data from: A functional diversity approach of crop sequences reveals that weed diversity and abundance show different responses
- 负责人：
- Mahaut, Lucie
- 关键词：
- Agroecology Crop rotation Disturbance Resources availability Hill's number functional diversity crop sequences Weed management
- 摘要：
- s of five consecutive cropping seasons. We computed weed richness and < ...
Data from: An integrated occupancy and space-use model to predict abundance of imperfectly detected, territorial vertebrates
- 负责人：
- 摘要：
- l abundance model as the product of landscape-scale occupancy ...
Data from: Disentangling the effects of multiple environmental drivers on population changes within communities
- 负责人：
- Bowler, Diana
- 关键词：
- Climate change Community ecology Land-use change Population trends Species attributes Trait-based approach
- 摘要：
- -use change for the abundance changes within the community between 1983 ...
Data from: Abundance drives broad patterns of generalisation in plant-hummingbird pollination networks
- 负责人：
- Simmons, Benno
- 关键词：
- generalisation hummingbirds mutualism mutualistic networks plant-animal interactions pollination
- 摘要：
- by species relative abundances). These results suggest that neutral pr ...
Data from: Local forage fish abundance influences foraging effort and offspring condition in an Endangered marine predator
- 负责人：
- Sherley, Richard
- 关键词：
- African penguin Benguela ecosystem dive behaviour fisheries closures forage fish foraging ecology prey abundance marine spatial management
- 摘要：
- in the absence of industrial fishing are extremely rare. 2. We took ad ...
Data from: An empirical and mechanistic explanation of abundance-occupancy relationships for a critically endangered nomadic migrant
- 负责人：
- Webb, Matthew H.
- 关键词：
- Conservation biology Ecology: landscape Ecology: spatial Geographic ranges Interactions: plant/animal Macroecology Modeling: spatial swift parrot
- 摘要：
- The positive abundance-occupancy relationship (AOR) is a perva ...
