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共检索到281条 ,权限内显示50条;
Crises and Economic Cycles in Agriculture. A history of agricultur and nutrition of central Europe since the High Middle Ages
- 负责人：
- DOI：
- doi:10.4232/1.8082
- 摘要：
- in the 18th century dissolved in the 19th century into shorter and partly opposed movements that merge again only in the late 19th and 20th century. What do these waves
Data from: 19th-century collapse of a benthic marine ecosystem on the open continental shelf
- 负责人：
- Tomasovych, Adam
- 关键词：
- historical ecology conservation paleobiology amino-acid racemization watershed history community paleoecology land use history
- DOI：
- doi:10.5061/dryad.0r76j.1
- 摘要：
- was complete by the start of 20th century urbanization, warming, bottom fishing, and scientific surveys. The loss of this filter-feeding fauna and the ne
Albino kangaroo from Australia (a present for President Truman), 1952
- 负责人：
- 关键词：
- DOI：
- doi:10.25549/examiner-m11557
- 摘要：
- Zoo).; Supplementary material reads: "20th Century-Fox. An almost legendary albino kangaroo from Australia spent the day in Los Angeles en route
Data from: Birds in space & time: genetic changes accompanying anthropogenic habitat fragmentation in the endangered black-capped vireo (Vireo
- 负责人：
- DOI：
- doi:10.5061/dryad.2r030k5p
- 摘要：
- atricapilla) suffered a substantial contraction of breeding habitat and population size during much of the 20th century. In a previous study we reported signi
Data from: The early spread and epidemic ignition of HIV-1 in human populations
- 负责人：
- 关键词：
- 20th century;phylogeography;Human Immunodeficiency Virus Type 1;Phylodynamics;population dynamics
- DOI：
- doi:10.5061/dryad.nn952
- 摘要：
- . Using statistical approaches applied to HIV-1 sequence data from central Africa, we show that from the 1920s Kinshasa was the focus of ea
Effects of agricultural policies on rice industry in Myanmar
- 负责人：
- Suphat Suphachalasai, Advisor
- DOI：
- doi:10.14457/tu.the.2017.126
- 摘要：
- rly 20th century Myanmar was worldly recognized as the \u201CRice Bowl of Asia\u201D and was the number one exporter in the world. However, the amount of rice export
Data from: Contrasting evolutionary history, anthropogenic declines and genetic contact in the northern and southern white rhinoce
- 负责人：
- DOI：
- doi:10.5061/dryad.6mc1606
- 摘要：
- ros. In contrast, the northern population (NWR) was common during much of the 20th century, declining rapidly since the 1970s, and now only two post-reproductive
Data from: A novel growth model evaluating age-size effect on long-term trends in tree growth.
- 负责人：
- DOI：
- doi:10.5061/dryad.7qc3s
- 摘要：
- it to long-term monitoring data from a mature (104-year- old) plantation of Japanese cedar. Thinning operations of various intensities have been applied to this plant
Thirley Coates Farm, Harwood Dale, Scarborough, North Yorkshire. Building Recording (OASIS ID: northern1-341278)
- 负责人：
- Fraser, Mary
- 关键词：
- Photographic Survey Building Recording Archaeology Excavations (Archaeology)--England Farm Building Farmhouse Stable Byre Building Barn
- DOI：
- doi:10.5284/1074900
- 摘要：
- ded by the end of the 19th century. The linear south range was rebuilt (or substantially modified) in the first decade of the 20th century when it was replaced by two structures
Data from: Unlocking the vault: next generation museum population genomics
- 负责人：
- DOI：
- doi:10.5061/dryad.s296n
- 摘要：
- . Here we circumvent these challenges by using custom, multiplexed, exon-capture to enrich and sequence ~11,000 exons (~4Mb) from early 20th century
