dataService

您的位置: 首页 > 数据服务 > 数据列表页

筛选

共检索到15条 ,权限内显示50条;

Data from: High cover of hedgerows in the landscape supports multiple ecosystem services in Mediterranean cereal fields
负责人:
关键词:
Aphid Biological control Ecosystem services Field-margin diversification Hedgerows Landscape complexity Natural enemies Off-field interventions Pollination Weed control
DOI:
doi:10.5061/dryad.sp70m
摘要:
Field-margin diversification through conservation and restoration of hedgerows is becoming a prominent intervention for promoting biodiver
Data from: Cognitive approach to rehabilitation in children with hyperkinetic movement disorders post-DBS
负责人:
关键词:
DOI:
doi:10.5061/dryad.5r06h3c
摘要:
c cerebral palsy. Methods: Single case experimental design using multiple baseline as N-of-1 trial comprised of 10 intervention sessions, with replications ac
Data from: Mitigation of pollen limitation in the lowbush blueberry agroecosystem: effect of augmenting natural pollinators
负责人:
关键词:
fruit yield inbreeding depression non-native pollinators pollen limitation resource limitation self-pollination
DOI:
doi:10.5061/dryad.5gn2j
摘要:
, but there are relatively few studies that test the extent to which such interventions increase fruit yield. To test whether plants are limited by pollen
Data from: Changes in spatial variance during a grassland to shrubland state transition
负责人:
关键词:
regime shifts;shrub encroachment;bush encroachment;Forecasting;Warning Signs;non-equilibrium;resilience;transient dynamics
DOI:
doi:10.5061/dryad.h45mr
摘要:
de of theoretical models, very little is known about slower state transitions and how they unfold in time and space. We quantified changes in spatial variance as a mesic
Evaluation of the Agriculture Crime Technology Information and Operation Network (ACTION) in Nine Counties in California, 2004-2005;;Archival Version
负责人:
关键词:
DOI:
doi:10.3886/icpsr04686
摘要:
s, yet few prevention or reduction interventions have been developed or evaluated to combat this problem. Accordingly, the Urban Institute and Florida State
Evaluation of the Agriculture Crime Technology Information and Operation Network (ACTION) in Nine Counties in California, 2004-2005;;Version 1
负责人:
关键词:
DOI:
doi:10.3886/icpsr04686.v1
摘要:
s, yet few prevention or reduction interventions have been developed or evaluated to combat this problem. Accordingly, the Urban Institute and Florida State
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:
the constraints of available household labor to a strategy that gives greater recognition of the constraints posed by land quality and of the risks to their farm
Eurobarometer 69.2 (Mar-May 2008);;Eurobarometer 69.2 (Mar-May 2008);;National and European Identity, European Elections, European Values
负责人:
Infratest, Munich, Germany Emor, Tallinn, Estonia TNS ICAP, Athens, Greece TNS Demoscopia, Madrid, Spain TNS Sofres, M
关键词:
KAT12 International Institutions, Relations, Conditions KAT15 Political Attitudes and Behavior KAT65 Natural Environment, Nature
DOI:
doi:10.4232/1.11755
摘要:
hinsichtlich: Bek?mpfung von Kriminalit?t, Arbeitslosigkeit, Inflation und Terrorismus, Steuerwesen, Verteidigung, Einwanderung, Bildungssystem, Renten und
International Social Survey Programme 2010: Environment III (ISSP 2010);;International Social Survey Programme 2010: Environment III (ISSP 2010)
负责人:
Institute, Tel Aviv;;Japan: Central Research Services, Inc., Tokio;;Japan: Central Research Services, Inc., Tokyo;;Korea: Survey Research Center
关键词:
DOI:
doi:10.4232/1.11366
摘要:
ry; privateentrepreneurs as best possibility to solve economic problems;government′s responsibility to reduce income differences among thecitizens; postmaterialism scale
Eurobarometer 72.4 (Oct-Nov 2009);;Eurobarometer 72.4 (Oct-Nov 2009);;Globalization, Financial and Economic Crisis, Social Change and Values, EU
负责人:
;;TNS Infratest, Munich, Germany;;Emor, Tallinn, Estonia;;TNS ICAP, Athens, Greece;;TNS Demoscopia, Madrid, Spain;;TNS Sofres, Montrouge, France;;TNS MRBI
关键词:
KAT12 International Institutions, Relations, Conditions KAT15 Political Attitudes and Behavior KAT31 Economic Policy, National Economic Situation
DOI:
doi:10.4232/1.11141
摘要:
nuum (Skalometer).Zus?tzlich wurde verkodet: Interviewdatum; Interviewdauer; anwesendePersonen; Kooperationsbereitschaft des Befragten; Ortsgr??e; Region

首页上一页12下一页尾页

意 见 箱

匿名:登录

个人用户登录

找回密码

第三方账号登录

忘记密码

个人用户注册

必须为有效邮箱
6~16位数字与字母组合
6~16位数字与字母组合
请输入正确的手机号码

信息补充