Results 1 to 10 of about 917,141 (314)

Contribution of microbial activity and vegetation cover to the spatial distribution of soil respiration in mountains

open access: yesFrontiers in Microbiology, 2023
The patterns of change in bioclimatic conditions determine the vegetation cover and soil properties along the altitudinal gradient. Together, these factors control the spatial variability of soil respiration (RS) in mountainous areas.
Sofia Sushko   +10 more
doaj   +1 more source

Evaluating two soil carbon models within the global land surface model JSBACH using surface and spaceborne observations of atmospheric CO2 [PDF]

open access: yes, 2020
The trajectories of soil carbon (C) in the changing climate are of utmost importance, as soil carbon is a substantial carbon storage with a large potential to impact the atmospheric carbon dioxide (CO2) burden.
Aalto, T.   +10 more
core   +1 more source

Evaluation of simulated soil carbon dynamics in Arctic-Boreal ecosystems [PDF]

open access: yes, 2020
© The Author(s), 2020. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Huntzinger, D. N., Schaefer, K., Schwalm, C., Fisher, J.
Carey, Joanna C.   +15 more
core   +1 more source

Comparison of the Sorption of Cu(II) and Pb(II) by Bleached and Activated Biochars: Insight into Complexation and Cation–π Interaction

open access: yesAgronomy, 2023
Attention has been paid to the application of biochar in the remediation of heavy metal contamination in soils. In this study, two modification methods, bleaching and activation, were used to enhance the biochar sorption of Cu(II) and Pb(II).
Jing Zhao, Lin Wang, Gang Chu
doaj   +1 more source

Biochar Extracts Can Modulate the Toxicity of Persistent Free Radicals in the Nematode Caenorhabditis elegans

open access: yesApplied Biosciences, 2023
As an effective soil amendment, biochars require a comprehensive ecological evaluation before they can be widely used in agriculture because endogenous contaminants, such as environmentally persistent free radicals (EPFRs), certainly pose an ecological ...
Xuchao Zhang   +6 more
doaj   +1 more source

Soil organic carbon and root distribution in a temperate arable agroforestry system [PDF]

open access: yes, 2013
Aim To determine, for arable land in a temperate area, the effect of tree establishment and intercropping treatments, on the distribution of roots and soil organic carbon to a depth of 1.5 m.
Burgess, Paul J., Upson, Matthew A.
core   +1 more source

Modeling carbon biogeochemistry in agricultural soils [PDF]

open access: yes, 1994
An existing model of C and N dynamics in soils was supplemented with a plant growth submodel and cropping practice routines (fertilization, irrigation, tillage, crop rotation, and manure amendments) to study the biogeochemistry of soil carbon in arable ...
Frolking, Steve   +2 more
core   +2 more sources

Structural changes in lignocellulosic biomass during activation with ionic liquids comprising 3-methylimidazolium cations and carboxylate anions

open access: yesBiotechnology for Biofuels, 2018
Background Lignocellulosic biomass requires either pretreatment and/or fractionation to recover its individual components for further use as intermediate building blocks for producing fuels, chemicals, and products. Numerous ionic liquids (ILs) have been
Preenaa Moyer   +6 more
doaj   +1 more source

Comparing Four Indexing Approaches to Define Soil Quality in an Intensively Cropped Region of Northern India

open access: yesFrontiers in Environmental Science, 2022
The usefulness of the soil quality index (SQI) as a tool to evaluate management options has mostly been studied within the boundaries of a crop or experimental field, calling for the need to enhance its utility in regional-scale soil health assessment ...
Narendra Kumar Lenka   +5 more
doaj   +1 more source

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