筛选
科学数据
统计数据
共检索到74条 ,权限内显示50条;
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Replication Data for: Limited long-term effects of moderate livestock grazing and prescribed early fire on soil and root processes in Sudanian
- 负责人:
- Moreto, Joshua
- 关键词:
- DOI:
- doi:10.34725/dvn/mjpwu3
- 摘要:
- ll largely unknown in West African savanna ecosystems; yet the knowledge of these effects is crucial to our understanding and sustainable management
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Effects of trees and nitrogen supply on the soil microbiological attributes on integrated crop-livestock systems
- 负责人:
- DOI:
- doi:10.6084/m9.figshare.9599681
- 摘要:
- rsity and thus, soil quality. However, based on the prevailing climatic conditions, management techniques employed and because of the several combinations possible in suc
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Effects of trees and nitrogen supply on the soil microbiological attributes on integrated crop-livestock systems
- 负责人:
- DOI:
- doi:10.6084/m9.figshare.9599681.v1
- 摘要:
- rsity and thus, soil quality. However, based on the prevailing climatic conditions, management techniques employed and because of the several combinations possible in suc
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Cereal Systems Initiative for South Asia (CSISA) Baseline Household Survey 2010-2011
- 负责人:
- Improvement Center (CIMMYT);;International Livestock Research Institute (ILRI)
- 关键词:
- DOI:
- doi:10.7910/dvn/evgjgy
- 摘要:
- d development and inclusive deployment of new and improved crop varieties, sustainable technologies and management practices, and improved policies. CSISA
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Data from: Guiding carbon farming using interdisciplinary mixed methods mapping
- 负责人:
- Brockett, Beth
- 关键词:
- farming soil carbon sequestration agri-environment mixed methods interdisciplinary local knowledge climate change qualitative mapping uplands soil carbon storage
- DOI:
- doi:10.5061/dryad.5p489m3
- 摘要:
- r understand the complexity of social‐ecological systems management. The overwhelming majority of these studies stop short of fully embracing qualitative methodologies
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Source apportionment of nutrient contributions to rivers in England and Wales modelled with SAGIS
- 负责人:
- Daldorph, Peter;;UK Water Industry Research;;Environmental Information Data Centre
- 关键词:
- Pollution
- DOI:
- doi:10.5285/8c5d9e38-0244-4a39-8600-a85513a6fecf
- 摘要:
- lude livestock farming, arable farming, highways, urban runoff, background (from soils), onsite wastewater treatment systems and atmospheric deposition. Point sources inc
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Agrarian Typology of Provinces of European Russia at the Turn of the 20th Century;;Archival Version
- 负责人:
- 关键词:
- DOI:
- doi:10.3886/icpsr08380
- 摘要:
- .;;Datasets: DS1: Dataset;;The codebook is provided by ICPSR as a Portable Document Format (PDF) file. The PDF file format was developed by Adobe Systems
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Agrarian Typology of Provinces of European Russia at the Turn of the 20th Century;;Version 1
- 负责人:
- 关键词:
- DOI:
- doi:10.3886/icpsr08380.v1
- 摘要:
- .;;Datasets: DS1: Dataset;;The codebook is provided by ICPSR as a Portable Document Format (PDF) file. The PDF file format was developed by Adobe Systems
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Empirical and simulated biomass, forage quality, and grazing intensity in Laikipia, Kenya
- 负责人:
- Okanga, Sharon;;Keesing, Felicia;;Chaplin-Kramer, Rebecca;;Allan, Brian
- DOI:
- doi:10.17632/4m3xybvdb6.1
- 摘要:
- vegetation measured empirically in Laikipia, Kenya. Modeled grazing intensity was estimated through calibration to empirically measured biomass. Empirical measures wer
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
Investigations of the Long Term Sustainability of Human Ecodynamic Systems in Northern Iceland
- 负责人:
- DOI:
- doi:10.18739/a20z70x2j
- 摘要:
- , coupled with winter rangeland grazing, was the one aspect of the economy on which all else rested. If there was not enough hay to feed the livestock ove