Results 41 to 50 of about 6,795 (184)

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

Carbon sequestration law by phytoliths in the bamboo forests: Insights for the management of phytolith carbon sink

open access: yesGlobal Ecology and Conservation
Phytolith-occluded organic carbon (PhytOC) plays a crucial role as a stable and enduring carbon sink in the intricate web of terrestrial ecosystems. Bamboo forests exhibit the most prominent ability of phytolith carbon sequestration among terrestrial ...
Li Liu   +3 more
doaj   +1 more source

Miocene phytolith and diatom dataset from 10.3Myo diatomite formation, Fernley, Nevada, USA

open access: yesData in Brief, 2023
Phytoliths are opal silica particles formed within plant tissues. Diatoms are aquatic, single-celled photosynthetic algae with silica skeletons. Phytolith and diatom morphotypes vary depending on local environmental and climatic conditions and because ...
Jacopo Niccolò Cerasoni   +3 more
doaj   +1 more source

Inter‐microscope comparability of dental microwear texture data obtained from different optical profilometers: Part II Deriving instrument‐specific correction equations for meta‐analyses using published data

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) has emerged as a valuable method for investigating the feeding ecology of vertebrates. Over the past decade, three‐dimensional topographic data from microscopic regions of tooth surfaces have been collected, and surface texture parameters have been published for both extant and fossil species.
Mugino O. Kubo   +4 more
wiley   +1 more source

Inter‐microscope comparability of dental microwear texture data obtained from different optical profilometers: Part I Reproducibility of diet inference using different instruments

open access: yesThe Anatomical Record, EarlyView.
Abstract Dental microwear texture analysis (DMTA) has become a well‐established method for dietary inference and reconstruction in both extant and extinct mammals and other tetrapods. As the volume of available data continues to grow, researchers could benefit from combining published data from various studies to perform meta‐analyses.
Daniela E. Winkler, Mugino O. Kubo
wiley   +1 more source

Pre-Columbian land use in the ring-ditch region of the Bolivian Amazon [PDF]

open access: yes, 2015
The nature and extent of pre-Columbian (pre-1492 AD) human impact in Amazonia is a contentious issue. The Bolivian Amazon has yielded some of the most impressive evidence for large and complex pre-Columbian societies in the Amazon basin, yet there ...
Alcina Franch J   +31 more
core   +1 more source

Variation in phytoliths morphology of Erianthus arundinaceus

open access: yesJournal of Sugarcane Research, 2021
Five improved Erianthus arundinaceus clones were studied for variations in phytoliths present in leaves. Phytoliths were extracted by acid digestion and the morphology was studied by light microscopy.
Jayabose Chellappa   +2 more
doaj   +1 more source

Marine silicon for biomedical sustainability

open access: yesBMEMat, EarlyView.
Schematic illustrating marine silicon for biomedical engineering. Abstract Despite momentous divergence from oceanic origin, human beings and marine organisms exhibit elemental homology through silicon utilization. Notably, silicon serves as a critical constituent in multiple biomedical processes.
Yahui Han   +3 more
wiley   +1 more source

Evidence from Escalera al Cielo: Abandonment of a Terminal Classic Puuc Maya Hill Complex in Yucatán, Mexico [PDF]

open access: yes, 2012
This is a postprint (author's final draft) version of an article published in Journal of Field Arhcaeology in 2012. The final version of this article may be found at http://dx.doi.org/10.1179/0093469012Z.00000000025 (login may be required).
Bey, George J., III   +3 more
core   +2 more sources

Rice and millet cultivated in Ha Long Bay of Northern Vietnam 4000 years ago

open access: yesFrontiers in Plant Science, 2022
Research has generally outlined that the Neolithic East Asian farmers expanded into Southeast Asia, leading to substantial social and cultural transformations.
Weiwei Wang   +6 more
doaj   +1 more source

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