Results 21 to 30 of about 2,706 (186)

Fire, climate and the origins of agriculture: micro-charcoal records of biomass burning during the Last Glacial Interglacial Transition in Southwest Asia [PDF]

open access: yes, 2010
This study investigates changes in climate, vegetation, wildfire and human activity in Southwest Asia during the transition to Neolithic agriculture between ca. 16 and ca. 9 ka.
Alperson-Afil   +80 more
core   +1 more source

Evidence for mid-Holocene rice domestication in the Americas [PDF]

open access: yes, 2017
The development of agriculture is one of humankind’s most pivotal achievements. Questions about plant domestication and the origins of agriculture have engaged scholars for well over a century, with implications for understanding its legacy on global ...
Hilbert, Lautaro   +7 more
core   +1 more source

Impact of rice cultivar and organ on elemental composition of phytoliths and the release of bio-available silicon

open access: yesFrontiers in Plant Science, 2014
The continental bio-cycling of silicon (Si) plays a key role in global Si cycle and as such partly controls global carbon (C) budget through nutrition of marine and terrestrial biota, accumulation of phytolith-occluded organic carbon (PhytOC) and ...
Zimin eLi   +2 more
doaj   +1 more source

Differentiation of globular phytoliths in Arecaceae and other monocotyledons: morphological description for paleobotanical application

open access: yesTURKISH JOURNAL OF BOTANY, 2015
Globular phytoliths have been mainly assigned to palms, woody trees, and other monocotyledon families from tropical regions. The lack of detailed descriptions of this phytolith morphology and its correct assignments to particular groups could lead to erroneous interpretations of phytolith records.
Benvenuto, María Laura   +3 more
openaire   +3 more sources

Barnyard grasses were processed with rice around 10000 years ago [PDF]

open access: yes, 2015
Rice (Oryza sativa) is regarded as the only grass that was selected for cultivation and eventual domestication in the Yangtze basin of China. Although both macro-fossils and micro-fossils of rice have been recovered from the Early Neolithic site of ...
A Weisskopf   +28 more
core   +1 more source

Long View (41RB112): Data Recovery of Two Plains Village Period Components in Roberts County, Texas, Volume 2 [PDF]

open access: yes, 2013
This archeological data recovery investigation in Roberts County in the northeastern panhandle of Texas was necessitated by the proposed widening of State Highway 70 (CSJ: 0490-04-037) by the Texas Department of Transportation (TxDOT), Amarillo District.
Frederick, Charles D.   +3 more
core   +2 more sources

An ethnoarchaeological study of livestock dung fuels from cooking installations in northern Tunisia [PDF]

open access: yes, 2016
Livestock dung is a valuable material in many rural communities worldwide. In our research area, the site of Althiburos and its surroundings, now el Médéïna, in northwestern Tunisia, dung is the main source of fuel for domestic purposes, primarily the ...
Albert   +65 more
core   +2 more sources

Understanding Fossil Phytolith Preservation: The Role of Partial Dissolution in Paleoecology and Archaeology [PDF]

open access: yes, 2016
Opaline phytoliths are important microfossils used for paleoecological and archaeological reconstructions that are primarily based on relative ratios of specific morphotypes.
Cabanes i Cruelles, Dan   +1 more
core   +1 more source

The exploitation of wild plants in Neolithic North Africa. Use-wear and residue analysis on non-knapped stone tools from the Haua Fteah cave, Cyrenaica, Libya [PDF]

open access: yes, 2016
The North African region offers up essential data for the study of the origins of the earliest forms of plant exploitation. Data available from several Saharan and coastal areas in the region have revealed that the arrival of domestic wheat and barley ...
Barker, G   +3 more
core   +1 more source

Inferências sobre Vegetação e Clima no Holoceno a partir de Fitólitos e Pólen da Lagoa do Macuco, Litoral Norte do Estado do Espírito Santo (Brasil) [PDF]

open access: yes, 2016
[EN] An interproxy approach focused on phytoliths and pollen, including radiocarbon dating and sediment particle-size analyses, has been carried out at Lagoa do Macuco, Linhares municipality, Espírito Santo State, Brazil.
Buso Junior, Antônio A.   +5 more
core   +1 more source

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