筛选
科学数据
统计数据
共检索到103条 ,权限内显示50条;
Data from: Landscape-level crop diversity benefits biological pest control
- 负责人：
- Redlich, Sarah
- 关键词：
- ecological intensification farmland biodiversity parasitoids predators Sitobion avenae greening birds spatial scales crop diversity pest control
- DOI：
- doi:10.5061/dryad.g10f7
- 摘要：
- en Treatment’, ‘Bird Exclosure’, ‘Full Exclosure’). Biological control, predator and parasitoid densities within cages were analysed as functions of landscape
Data from: Fire legacies in eastern ponderosa pine forests
- 负责人：
- DOI：
- doi:10.5061/dryad.3sp331p
- 摘要：
- patches in a 27-year-old mixed-severity wildfire that had received minimal post-fire management. 3. We identified distinct tree densities (high: 14
Data from: Matching geographical assignment by stable isotopes with African non-breeding sites of Barn swallows Hirundo rustica tracked
- 负责人：
- DOI：
- doi:10.5061/dryad.72q5723
- 摘要：
- with a centre in Central Africa. The non-breeding areas (50% and 75% Kernel density estimates, KDE) of the birds tracked by geolocation stretched from
Data from: Subdivision design and stewardship affect bird and mammal use of conservation developments
- 负责人：
- Farr, Cooper
- 关键词：
- DOI：
- doi:10.5061/dryad.pp0jp
- 摘要：
- sfully protect animal populations by examining bird and mammal occurrences in 14 CD subdivisions and 4 undeveloped areas (range: 14-432 ha) in northern Colorado
PBG05 Response of bird abundance to the Patch-Burn Grazing experiment at Konza Prairie
- 负责人：
- 关键词：
- DOI：
- doi:10.6073/pasta/5734b9f9ea27392aaccd5761280e8d1e
- 摘要：
- in plant species composition, residual biomass, grassland bird populations, insect populations, small mammal populations, soil nutrients, and stream water quality1 (1C3SA/C3SB
Data from: Compact cities or sprawling suburbs? optimising the distribution of people in cities to maximise species diversity
- 负责人：
- DOI：
- doi:10.5061/dryad.23ns79v
- 摘要：
- of population density based on maximising a community index, the geometric mean of relative abundance (G) of bird species. 3. Human population density was an importa
Data from: Ecological and social factors constrain spatial and temporal opportunities for mating in a migratory songbird
- 负责人：
- DOI：
- doi:10.5061/dryad.ck0ts
- 摘要：
- with increasing distance to females, breeding density, and food availability. Males on food-poor territories were more likely to sire extrapair young, and thes
Data from: Migratory divides and their consequences for dispersal, population size and parasite-host interactions
- 负责人：
- DOI：
- doi:10.5061/dryad.vr280
- 摘要：
- divides had larger population sizes and population densities and longer dispersal distances than species without migratory divides. Species with migratory
Data from: Land use type, forest cover, and forest edges modulate avian cross-habitat spillover
- 负责人：
- DOI：
- doi:10.5061/dryad.dc883
- 摘要：
- how landscape structure in terms of matrix land use type, forest cover, and edge density might facilitate avian cross-habitat spillover, we sampled avian communities
Data from: Wintering areas predict age-related breeding phenology in a migratory passerine bird
- 负责人：
- DOI：
- doi:10.5061/dryad.5sg24
- 摘要：
- and clutch size or the number of fledglings produced. We hypothesize that the relationship among social status, population density and winter habitat quality should
