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共检索到291条 ,权限内显示50条;

DRDLR 2010 Technology Database: Eight provinces in South Africa
- 负责人:
- Human Sciences Research Council
- 关键词:
- DOI:
- doi:10.14749/1400829989
- 摘要:
- of technology); Services (housing, sanitation, transportation).;;Compilation or synthesis of existing material;;Face-to-face interview;;Focus group;;Observati

JANUS database;;JANUS database
- 负责人:
- 关键词:
- 500 science
- DOI:
- doi:10.20348/storedb/1094/1134
- 摘要:
- : (a) archival materials include tissues from many thousands of animals exposed to low dose rates or low doses of radiation; (b) data about radiation exposures of these

United Kingdom results from the monitoring of pesticide residues in food
- 负责人:
- 关键词:
- pesticide residues food control monitoring maximum residue levels consumer risk assessment agriculture crops plant-protection products chemicals The United Kingdom
- DOI:
- doi:10.5281/zenodo.1323507
- 摘要:
- the measurement uncertainty. It is current practice that the uncertainty of the analytical measurement is taken into account before legal or administrative sanctions ar

Development of plankton communities in the anthropogenic hydrothermal conditions
- 负责人:
- 关键词:
- phytoplankton zooplankton abundance biomass anthropogenic hydrothermal principal component analysis cooling reservoir of Kharanorskaya electric power station
- DOI:
- doi:10.25750/1995-4301-2018-3-048-054
- 摘要:
- . Hydrochemical samples were processed at the industrial sanitary laboratory of INTER RAO-Electroenergy JSC, Kharanorskaya SDPS branch using common techni

Data from: Multiple signaling in a variable environment: expression of song and color traits as a function of ambient sound and light
- 负责人:
- Simpson, Richard K.
- DOI:
- doi:10.5061/dryad.1j81k
- 摘要:
- hypotheses typically assume static selection pressures and previous work has not addressed how spatial and temporal environmental variation can shape variati

Data from: Weak whole-plant trait coordination in a seasonally dry South American stressful environment
- 负责人:
- DOI:
- doi:10.5061/dryad.89g40
- 摘要:
- relationship and coordination in a stressful environment using 21 leaf and stem traits of 21 deciduous and evergreen woody species from a heath vegetati

Land Use, Agropastoral Production, Family Composition, and Household Economy in Santarem, Para, Brazil, June-August 2003;;Version 1
- 负责人:
- 关键词:
- DOI:
- doi:10.3886/icpsr34347.v1
- 摘要:
- ly mechanized soybean farming) in the state of Mato Grosso to Santarem, where the multinational corporation Cargill runs a deepwater port (opened in 2003

Bangladesh Coping Strategies 1998-99
- 负责人:
- IFPRI-DATA;;International Food Policy Research Institute (IFPRI)
- 关键词:
- DOI:
- doi:10.7910/dvn/uja9n5
- 摘要:
- ng, agricultural activity, fishing and livestock activity, allocation of family labor, social assistance, household assets, credit, housing and sanitation, non-food spending

Data from: Netted crop covers reduce honey bee foraging activity and colony strength in a mass flowering crop
- 负责人:
- Evans, Lisa
- DOI:
- doi:10.5061/dryad.39pt227
- 摘要:
- /thousand flowers) and visitation rates to flowers were lower under cover, however we did not detect a resultant change in pollination. Our findings highlight

Data from: Enhanced computational methods for quantifying the effect of geographic and environmental isolation on genetic differentiation
- 负责人:
- DOI:
- doi:10.5061/dryad.r2rn0
- 摘要:
- geostatistical models and avoid mathematically ill-behaved covariance functions. We extend the model – initially implemented only for co-dominant bi-allelic