Biogeochemistry of paddy soils

I Kögel-Knabner, W Amelung, Z Cao, S Fiedler… - Geoderma, 2010 - Elsevier
Paddy soils make up the largest anthropogenic wetlands on earth. They may originate from
any type of soil in pedological terms, but are highly modified by anthropogenic activities. The …

Soil redox dynamics under dynamic hydrologic regimes-A review

Z Zhang, A Furman - Science of the Total Environment, 2021 - Elsevier
Electron transfer (redox) reactions, mediated by soil microbiota, modulate elemental cycling
and, in part, establish the redox poise of soil systems. Understanding soil redox processes …

Manganese: The overlooked contaminant in the world largest mine tailings dam collapse

HM Queiroz, SC Ying, M Abernathy, D Barcellos… - Environment …, 2021 - Elsevier
Manganese (Mn) is an abundant element in terrestrial and coastal ecosystems and an
essential micronutrient in the metabolic processes of plants and animals. Mn is generally not …

Mobility and phytoavailability of As and Pb in a contaminated soil using pine sawdust biochar under systematic change of redox conditions

J Beiyuan, YM Awad, F Beckers, DCW Tsang, YS Ok… - Chemosphere, 2017 - Elsevier
Biochar has been adopted to control the mobility and phytoavailability of trace elements
(TEs) in soils. To date, no attempt has been made to determine the mobility and …

Biochar affects the dissolved and colloidal concentrations of Cd, Cu, Ni, and Zn and their phytoavailability and potential mobility in a mining soil under dynamic redox …

A El-Naggar, SM Shaheen, YS Ok… - Science of the total …, 2018 - Elsevier
There is a lack of knowledge on the effects of biochar (BC) on the release dynamics of
potentially toxic elements (PTEs) in different phases of soil under systematic change of …

Carbon, nitrogen and water footprints of organic rice and conventional rice production over 4 years of cultivation: A case study in the Lower North of Thailand

N Arunrat, S Sereenonchai, W Chaowiwat, C Wang… - Agronomy, 2022 - mdpi.com
An integrated method is required for comprehensive assessment of the environmental
impacts and economic benefits of rice production systems. Therefore, the objective of this …

Release of As, Ba, Cd, Cu, Pb, and Sr under pre-definite redox conditions in different rice paddy soils originating from the USA and Asia

J Rinklebe, SM Shaheen, K Yu - Geoderma, 2016 - Elsevier
The release dynamics of dissolved arsenic (As), barium (Ba), cadmium (Cd), copper (Cu),
lead (Pb), and strontium (Sr) was determined in seven different paddy soils under controlled …

Controlled variation of redox conditions in a floodplain soil: Impact on metal mobilization and biomethylation of arsenic and antimony

T Frohne, J Rinklebe, RA Diaz-Bone, G Du Laing - Geoderma, 2011 - Elsevier
An automated biogeochemical microcosm system allowing the control of redox potential
(EH) in soil suspensions was used to assess the effect of EH on the mobility of cadmium …

Biochar: pyrogenic carbon for agricultural use-a critical review

EH Novotny, CMBF Maia, MTM Carvalho… - Revista Brasileira de …, 2015 - SciELO Brasil
Biochar (carbonized biomass for agricultural use) has been used worldwide as soil
amendment and is a technology of particular interest for Brazil, since its" inspiration" is from …

Amendment of biochar reduces the release of toxic elements under dynamic redox conditions in a contaminated floodplain soil

J Rinklebe, SM Shaheen, T Frohne - Chemosphere, 2016 - Elsevier
Biochar (BC) can be used to remediate soils contaminated with potential toxic elements
(PTEs). However, the efficiency of BC to immobilize PTEs in highly contaminated floodplain …