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NPP Cropland: Gridded Estimates for the Central U.S.A., 1982-1996
- 负责人：
- DOI：
- doi:10.5063/aa/nceas.184.6
- 摘要：
- ; (2) conversion from fresh weight to dry weight; (3) estimation of above-ground yield using crop harvest indices, defined as the ratio of economic pro
NPP Cropland: Gridded Estimates for the Central U.S.A., 1982-1996
- 负责人：
- DOI：
- doi:10.5063/aa/nceas.184.7
- 摘要：
- ; (2) conversion from fresh weight to dry weight; (3) estimation of above-ground yield using crop harvest indices, defined as the ratio of economic pro
Data from: Sorghum and groundnut sole and intercrop nutrient response in semi-arid West Africa
- 负责人：
- Charles Wortmann
- 关键词：
- Sahel asymptotic response functions curvilinear to plateau economically optimal rate net return to fertilizer intercrop
- DOI：
- doi:10.5061/dryad.5v3b8gh
- 摘要：
- . With intercropping, groundnut pod yield exceeded sorghum grain yield. The value of intercrop production was higher than for SSC. Fodder added 23 and 30% to the va
Data from: Pest control potential of adjacent agri-environment schemes varies with crop type and is shaped by landscape context and within-field
- 负责人：
- DOI：
- doi:10.5061/dryad.mcvdncjxn
- 摘要：
- as well as crop yields on a total of 30 study sites.
- Distance functions varied between trophic levels: Carabid richness decr
Data from: Plant domestication disrupts biodiversity effects across major crop types
- 负责人：
- Rubén Milla
- 关键词：
- diversity-productivity relationship functional traits selection effects complementarity effects polycultures biodiversity-ecosystem functioning crop ecology over-yielding
- DOI：
- doi:10.5061/dryad.3q7p6b5
- 摘要：
- to plant-plant interactions. We tested whether domestication has changed the potential of crop mixtures to over-yield by comparing the performance and traits of major crop
Data from: Cover crop root contributions to soil carbon in a no-till corn bioenergy cropping system
- 负责人：
- 关键词：
- DOI：
- doi:10.5061/dryad.bb458
- 摘要：
- Crop residues are potential biofuel feedstocks, but residue removal may reduce soil carbon (C). The inclusion of a cover crop in a corn bioenergy
Data from: Contrasting effects of landscape composition on crop yield mediated by specialist herbivores
- 负责人：
- Perez-Alvarez, Ricardo
- 关键词：
- yield. crop production ecosystem services landscape composition parasitoid-host ratios path analysis pest control
- DOI：
- doi:10.5061/dryad.484tt
- 摘要：
- that may have negative effects on crop yield. Yet, little is known about how different habitats influence the dynamics of multiple herbivore species
Effects of Climate Change on Global Food Production from SRES Emissions and Socioeconomic Scenarios;;Effects of Climate Change on Global
- 负责人：
- DOI：
- doi:10.7927/h4jm27jz
- 摘要：
- to regional and national, and rainfed and irrigated production; 3) quantitative foundation for estimation of physiological CO2 effects on crop yields
Khalil:CH4 and N2O Emissions From Sub-tropical Rice Agriculture In China
- 负责人：
- DOI：
- doi:10.5063/aa/nceas.883.2
- 摘要：
- rs of these experiments, the average production rates were about 27 mg/m2/hr for the first crop and 22 - 34 mg/m2/hr for the second crop, resulting in estimated
Khalil:CH4 and N2O Emissions From Sub-tropical Rice Agriculture In China
- 负责人：
- DOI：
- doi:10.5063/aa/nceas.883.1
- 摘要：
- rs of these experiments, the average production rates were about 27 mg/m2/hr for the first crop and 22 - 34 mg/m2/hr for the second crop, resulting in estimated
