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Nitrogen Input, Nitrogen Surplus, and Nitrogen Use Efficiency Globally and for Selected Regions
- 负责人:
- DOI:
- doi:10.5281/zenodo.3384678
- 摘要:
- agricultural system, including crops and grassland. Also included is N-surplus (SURPLUS) for cropping systems, which is calculated as the difference between the total
Data from: Suppression of the invasive plant mile-a-minute (Mikania micrantha) by local crop sweet potato (Ipomoea batatas) by means of higher
- 负责人:
- DOI:
- doi:10.5061/dryad.vb1qv
- 摘要:
- . Results: In monoculture the total biomass biomass of adventitious root leafstalk length and leaf area of sweet potato were all higher than those of mile
Data from: Brood size matching: a novel perspective on predator dilution
- 负责人:
- DOI:
- doi:10.5061/dryad.mn11k
- 摘要:
- to total group size. Therefore, the willingness of a subgroup to merge with others should increase the less it contributes to total group size
Data from: Early mortality saves energy: estimating the energetic cost of excess offspring in a seabird
- 负责人:
- DOI:
- doi:10.5061/dryad.6ck7g
- 摘要:
- only 9.3% of the total energy consumption of all hatched chicks in the population before fledging. We suggest that rapid mortality of excess offspring is part of an adaptive brood reduction
Data from: Sibling cooperation in earwig families provides insights into the early evolution of social life
- 负责人:
- 关键词:
- Sibling cooperation
- DOI:
- doi:10.5061/dryad.7c4m8
- 摘要:
- food deprivation or relatedness influenced the total amount of transferred food, but relatedness affected frass release and the behavioral mechanisms mediating
Political Systems Performance Data: France, Sweden, and the United Kingdom, 1850-1965;;Archival Version
- 负责人:
- 关键词:
- DOI:
- doi:10.3886/icpsr00035
- 摘要:
- , total public expenditures on defense, education, pension, welfare, health, veterans' benefits, and labor, labor union membership, the number of total
Stream chemistry for core sites in Gwynns Falls: concentration of Cl, NO3, PO4, total N and P, SO4, dissolved oxygen, E. coli, plus temperature, pH
- 负责人:
- 关键词:
- DOI:
- doi:10.6073/pasta/ac102e6fed07d1abecf65f28d39e9ed6
- 摘要:
- Stream chemistry for core sites in Gwynns Falls: concentration of Cl, NO3, PO4, total N and P, SO4, dissolved oxygen, E. coli, plus temperature, pH
Stream chemistry for core sites in Gwynns Falls: concentration of Cl, NO3, PO4, total N and P, SO4, dissolved oxygen, E. coli, plus temperature, pH
- 负责人:
- 关键词:
- DOI:
- doi:10.6073/pasta/dfaa8b33f8b84ac1dfd947e9d57ccbe6
- 摘要:
- Stream chemistry for core sites in Gwynns Falls: concentration of Cl, NO3, PO4, total N and P, SO4, dissolved oxygen, E. coli, plus temperature, pH
Political Systems Performance Data: France, Sweden, and the United Kingdom, 1850-1965;;Version 1
- 负责人:
- 关键词:
- DOI:
- doi:10.3886/icpsr00035.v1
- 摘要:
- , total public expenditures on defense, education, pension, welfare, health, veterans' benefits, and labor, labor union membership, the number of total
Data from: Patterns of livestock depredation and cost-effectiveness of fortified livestock enclosures in northern Tanzania
- 负责人:
- DOI:
- doi:10.5061/dryad.28fr4qh
- 摘要:
- ), spotted hyena (Crocuta crocuta), jackal (Canis mesomelas), and cheetah (Acinonyx jubatus)] raids on fortified (n=45, total 631 monthly visits) and unfortified