Results 1 to 10 of about 4,386,581 (289)

A unified theory for organic matter accumulation. [PDF]

open access: yesProc Natl Acad Sci U S A, 2021
Abstract Organic matter constitutes a key reservoir in global elemental cycles. However, our understanding of the dynamics of organic matter and its accumulation remains incomplete. Seemingly disparate hypotheses have been proposed to explain organic matter accumulation: the slow degradation of intrinsically recalcitrant substrates, the
Zakem EJ, Cael BB, Levine NM.
europepmc   +6 more sources

Organic matter accumulation under the Middle-Upper Ordovician tectonic transition on the western margin of the North China platform [PDF]

open access: yesScientific Reports
The tectonic of the Middle and Late Ordovician in the western margin of the north China Platform is complex, and the accumulation models of organic matter of the Wulalike Formation formed during this period are still unclear.
Fengjiao Li   +9 more
doaj   +2 more sources

Optimized planting density and organic fertilizer substitution improve maize yield by enhancing dry matter translocation and grain-filling characteristics [PDF]

open access: yesFrontiers in Plant Science
IntroductionIncreasing planting density and partial substitution of chemical fertilizer with organic fertilizer are important strategies for improving maize yield. However, how their interaction regulates dry matter accumulation, translocation, and grain-
Liping Liu   +23 more
doaj   +2 more sources

Nitrogen isotope compositions and organic matter accumulation in terrestrial hydrocarbon source rocks in China

open access: yesShiyou shiyan dizhi, 2023
As an important biological element, nitrogen is causally linked with organic matter accumulation, but a systematic and regular understanding has not been developed.
Jian CAO   +7 more
doaj   +1 more source

Constraints on the Organic Matter Accumulation of Lower Cambrian Niutitang Shales in the Middle Yangtze Region, South China

open access: yesLithosphere, 2021
The lower Cambrian Niutitang shales, as one of target intervals with the greatest potential for shale gas exploration and development, have attracted much attention.
Xing Niu   +6 more
doaj   +1 more source

Organic matter formation conditions and content of the Lower Carboniferous strata in the north of the Timan-Pechora petroleum province [PDF]

open access: yesНефтегазовая геология: Теория и практика, 2021
We analyzed the thickness and petroleum bearing properties of Tournaisian-Visean strata in the north of the Kolva megaswell in the Timan-Pechora petroleum province.
Ryabinkina N.N., Valyaeva O.V.
doaj   +1 more source

Paleoenvironmental Evolution and Organic Matter Accumulation in a Hydrocarbon-Bearing Depression in the East China Sea

open access: yesJournal of Marine Science and Engineering, 2023
Investigating the paleoenvironment and characteristics of source rocks in sedimentary basins is crucial for understanding organic matter accumulation and guiding hydrocarbon exploration. The Lishui Sag, a significant hydrocarbon-bearing depression in the
Junming Zhan   +8 more
doaj   +1 more source

Vegetation restoration and organic matter accumulation on former agricultural lands in the boreal zone of Russia

open access: yesBIO Web of Conferences, 2020
This work investigates the influence of vegetation succession processes on the soil changes of former arable lands. It was noted that on post-agricultural soils, accumulation of organic matter in the soil differs, depending on the state of the land plot.
Navalikhin S.V.   +3 more
doaj   +1 more source

Paleoenvironment and Organic Matter Accumulation of the Upper Ordovician-Lower Silurian, in Upper Yangtze Region, South China: Constraints from Multiple Geochemical Proxies

open access: yesEnergies, 2020
The origin of the organic-rich shale in the Upper Ordovician Wufeng Formation and Lower Silurian Longmaxi Formation is complex and controversial. This paper reports the geochemical data of Wufeng-Longmaxi Formations in the Upper Yangtze region to restore
Zisang Huang   +6 more
doaj   +1 more source

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