Results 21 to 30 of about 383 (127)

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

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   +2 more sources

Land use types regulate PhytOC storage in the ancient Yellow River channel

open access: green
Xuejun Gu   +5 more
openalex   +2 more sources

Changes in land use are associated with the accumulation of soil phytolith-occluded organic carbon

open access: yesEcological Indicators, 2023
Organic carbon occluded in phytoliths is extremely stable and plays important roles in long-term preservation of soil and stable carbon sequestration in terrestrial ecosystems.
Linjiao Wang, Ke Wang, Maoyin Sheng
doaj   +1 more source

Constraining growth rates and the ratio of living to nonliving particulate carbon using beam attenuation and adenosine‐5′‐triphosphate at Station ALOHA

open access: yesLimnology and Oceanography Letters, Volume 6, Issue 5, Page 243-252, October 2021., 2021
Abstract Carbon is not only the foundation of all life on our planet, but also an element that persists in detrital material long after living organisms die. Quantifying the relative amount of living and nonliving carbon in suspended particles in the ocean is challenging and rarely done; yet it is key to understanding the fate of organic matter and ...
Fernanda Henderikx‐Freitas   +3 more
wiley   +1 more source

The phytolith carbon sequestration in terrestrial ecosystems: the underestimated potential of bamboo forest

open access: yesEcological Processes, 2023
Background Terrestrial ecosystems contain significant carbon storage, vital to the global carbon cycle and climate change. Alterations in human production activities and environmental factors affect the stability of carbon storage in soil.
Xuekun Cheng   +7 more
doaj   +1 more source

The Effect of Crop Growth Stage on the Formation And Ability of Carbon Occlusion within Phytoliths in Rice Varieties [PDF]

open access: yes, 2023
Carbon occlusion refers to the process by which carbon dioxide is incorporated into the silica structure of phytoliths during their formation. Microscopic silica formations called phytoliths develop inside plant cells.
R. Vidhya, et al.
core   +2 more sources

Assessing production of phytolith and phytolith occluded carbon in above-ground biomass of intensively cultivated rice ecosystems in India

open access: yesCarbon Management, 2021
Carbon (C) occluded in phytoliths is stable and an important source of long-term C storage into the agroecosystems. As a silicon (Si) accumulator crop, rice produces a large amount of phytolith occluded carbon (PhytOC) and which plays a crucial role in ...
Mohsina Anjum   +1 more
doaj   +1 more source

Comment on "Possible source of ancient carbon in phytolith concentrates from harvested grasses" by G. M. Santos et al. (2012) [PDF]

open access: yesBiogeosciences, 2013
Santos et al. (2012) address the important issue that <SUP>14</SUP>C dating of the carbon occluded in silica phytoliths (PhytOC) isolated from contemporary plant materials can produce ages that are incompatible, being often several kyr older,
L. A. Sullivan, J. F. Parr
doaj   +1 more source

Relative Impact of Sea Ice and Temperature Changes on Arctic Marine Production

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 125, Issue 7, July 2020., 2020
Abstract We use a modern Earth system model to approximate the relative importance of ice versus temperature on Arctic marine ecosystem dynamics. We show that while the model adequately simulates ice volume, water temperature, air‐sea CO2 flux, and annual primary production in the Arctic, itunderestimates upper water column nitrate across the region ...
Georgina Gibson   +3 more
wiley   +1 more source

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