Results 31 to 40 of about 25,655,192 (252)

Soil Carbon, Nitrogen and Phosphorus Fractions and Response to Microorganisms and Mineral Elements in Zanthoxylum planispinum ‘Dintanensis’ Plantations at Different Altitudes

open access: yesAgronomy, 2023
The Carbon (C), nitrogen (N) and phosphorus (P) fractions, mineral element concentrations, microbial density, and biomass in 0–10 and 10–20 cm soil fractions under Zanthoxylum planispinum ‘dintanensis’ plantations, were measured at altitudes of 531, 640,
Yingu Wu, Yanghua Yu
doaj   +1 more source

Alpine grassland soils contain large proportion of labile carbon but indicate long turnover times [PDF]

open access: yes, 2011
Alpine soils are expected to contain large amounts of labile carbon (C) which may become a further source of atmospheric carbon dioxide (CO2) as a result of global warming.
Leifeld, J.   +7 more
core   +2 more sources

Soil degradation and recovery – changes in organic matter fractions and structural stability [PDF]

open access: yes, 2020
The combination of concurrent soil degradation and restoration scenarios in a long-term experiment with contrasting treatments under steady-state conditions, similar soil texture and climate make the Highfield land-use change experiment at Rothamsted ...
Schjonning, P.   +5 more
core   +1 more source

Fractions and spatial distributions of agricultural riparian soil phosphorus in a small river basin of Taihu area, China

open access: yesChemical Speciation & Bioavailability, 2017
Soil samples were collected from three different ranks riparian soil profiles in a small river basin of Taihu area in China. The method of modified Hedley phosphorus sequential fraction was employed to characterize soil phosphorus fractions.
Jin Qian   +7 more
doaj   +1 more source

Distribution of phosphorus fractions with different plant availability in German forest soils and their relationship with common soil properties and foliar P contents [PDF]

open access: yesSOIL, 2019
Repeated, grid-based forest soil inventories such as the National Forest Soil Inventory of Germany (NFSI) aim, among other things, at detecting changes in soil properties and plant nutrition.
J. Niederberger, M. Kohler, J. Bauhus
doaj   +1 more source

Nitrogen deposition in low-phosphorus tropical forests benefits soil C sequestration but not stabilization

open access: yesEcological Indicators, 2023
The stability of soil organic carbon (SOC) plays a vital role in C sequestration, and largely depends on the availability of soil nitrogen (N) and phosphorus (P).
Hui Li   +12 more
doaj   +1 more source

Effects of soil properties on phosphorus fractions in subtropical soils of Iran [PDF]

open access: yes, 2013
The distribution of inorganic P fractions and their relationships with soil properties was studied in 17 slightly acidic to slightly alkaline soils (pH range 5.37 to 7.61). The soils were selected from agricultural fields of the north of Iran.
Esfandbod, Maryam   +8 more
core   +1 more source

Sensitivity of soil organic carbon stocks and fractions to soil surface mulching in semiarid farmland

open access: yes, 2015
There is little information regarding the impact of plastic film and gravel mulching on soil organic carbon (SOC) stocks and labile fractions in semiarid areas of northwest China.
Yue, Shanchao   +7 more
core   +1 more source

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

Impact of soil texture on the distribution of soil organic matter in physical and chemical fractions

open access: yes, 2006
Previous research on the protection of soil organic C from decomposition suggests that soil texture affects soil C stocks. However, different pools of soil organic matter (SOM) might be differently related to soil texture.
Conant, Richard T.   +9 more
core   +1 more source

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