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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
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
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
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
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
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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
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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
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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
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
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
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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
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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
![](http://agri.nais.net.cn/resources/front/images/source_91.jpg)
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