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共检索到83条 ,权限内显示50条;
SGS-LTER Long-Term Monitoring Project: Vegetation Cover and Structure on Small Mammal Trapping Webs on the Central Plains Experimental Range, Nunn
- 负责人：
- Colorado State University. Libraries;;Colorado State University. Libraries
- 关键词：
- cover vegetation strucutre mammals population dynamics community dynamics rodents shrublands grasslands populations plants
- DOI：
- doi:10.25675/10217/83458
- 摘要：
- as the boundaries of the Central Plains Experimental Range (CPER). The CPER has a single ownership and landuse (livestock grazing). The PNG is chara
Economic gains from crop-livestock integration in relation to conventional systems
- 负责人：
- DOI：
- doi:10.6084/m9.figshare.12027729
- 摘要：
- in the collection, calculation, and allocation of variable and fixed costs to estimate costs of production in the systems. The crop-livestock integration sh
Economic gains from crop-livestock integration in relation to conventional systems
- 负责人：
- DOI：
- doi:10.6084/m9.figshare.12027729.v1
- 摘要：
- in the collection, calculation, and allocation of variable and fixed costs to estimate costs of production in the systems. The crop-livestock integration sh
Massachusetts Tax Valuation Records, 1771;;Archival Version
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr07734
- 摘要：
- of tillage, bushels of grain produced per year, barrels of cider produced per year, acres of salt marsh, tons of salt marsh hay per year, acres of English
Massachusetts Tax Valuation Records, 1771;;Version 1
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr07734.v1
- 摘要：
- of tillage, bushels of grain produced per year, barrels of cider produced per year, acres of salt marsh, tons of salt marsh hay per year, acres of English
Data from: Surveying the spatial distribution of feral sorghum (Sorghum bicolor L.) and its sympatry with johnsongrass (S. halepense) in South Texas
- 负责人：
- Bagavathiannan, Muthu
- DOI：
- doi:10.5061/dryad.434196d
- 摘要：
- and other ruderal areas, as a result of seed spill during harvest or transport. In some of these situations, feral sorghum grows in or near est
Duhumbi Agricultural Practices - Description, Audio, Video, Photos
- 负责人：
- 关键词：
- Duhumbi Chug Monpa Arunachal Pradesh livelihood agriculture animal husbandry ;livestock paddy cultivation soybean
- DOI：
- doi:10.5281/zenodo.1174296
- 摘要：
- valley are the only places in West Kameng district where relatively large-scale wetland rice cultivation takes place. This rice has for long been the mai
Duhumbi Agricultural Practices - Description, Audio, Video, Photos
- 负责人：
- 关键词：
- Duhumbi Chug Monpa Arunachal Pradesh livelihood agriculture animal husbandry ;livestock paddy cultivation soybean
- DOI：
- doi:10.5281/zenodo.1174295
- 摘要：
- valley are the only places in West Kameng district where relatively large-scale wetland rice cultivation takes place. This rice has for long been the mai
Data from: Endozoochorous dispersal of forest seeds by carnivorous mammals in Sierra Fría, Aguascalientes, Mexico.
- 负责人：
- 关键词：
- DOI：
- doi:10.5061/dryad.f7m0cfxrw
- 摘要：
- Some carnivorous mammals ingest fruit and disperse seeds of forest plant species capable of colonizing disturbed areas in ecosystems. The objective
Data from: Dietary patterns and household food insecurity in rural populations of Kilosa District, Tanzania
- 负责人：
- DOI：
- doi:10.5061/dryad.qj120
- 摘要：
- , roots and tubers and (IV) Pulses, legumes, nuts, cereals and vegetables. Household food insecurity was 80% and 69% during rainy and harvest–seasons, res
