Phosphorus release and speciation in manganese (IV) oxide and zeolite-amended flooded soils
CP Attanayake, D Kumaragamage… - Environmental …, 2022 - ACS Publications
Phosphorus (P) losses from flooded soils and subsequent transport to waterways contribute
to eutrophication of surface waters. This study evaluated the effectiveness of MnO2 and a …
to eutrophication of surface waters. This study evaluated the effectiveness of MnO2 and a …
[HTML][HTML] Phosphorus mobilization in unamended and magnesium sulfate-amended soil monoliths under simulated snowmelt flooding
Enhanced release of phosphorus (P) from soils with snowmelt flooding poses a threat of
eutrophication to waterbodies in cold climatic regions. Reductions in P losses with various …
eutrophication to waterbodies in cold climatic regions. Reductions in P losses with various …
[HTML][HTML] Evaluating fall application of soil amendments to mitigate phosphorus losses during spring snowmelt
The potential of soil amendments in reducing phosphorus (P) loss has been reported under
simulated snowmelt, but not evaluated in the field, under snowmelt conditions. We examined …
simulated snowmelt, but not evaluated in the field, under snowmelt conditions. We examined …
Exploring Phosphorus Dynamics in Submerged Soils and Its Implications on the Inconsistent Rice Yield Response to Added Inorganic Phosphorus Fertilisers in Paddy …
Rice is the primary energy source of more than half of the global population. Challenges
persist in managing phosphorus (P) in paddy soils of tropical rice-growing countries. In Sri …
persist in managing phosphorus (P) in paddy soils of tropical rice-growing countries. In Sri …
Temperature and freezing effects on phosphorus release from soils to overlying floodwater under flooded‐anaerobic conditions
D Kumaragamage, A Concepcion, C Gregory, D Goltz… - 2020 - Wiley Online Library
Increased phosphorus (P) availability under flooded, anaerobic conditions may accelerate P
loss from soils to water bodies. Existing knowledge on P release to floodwater from flooded …
loss from soils to water bodies. Existing knowledge on P release to floodwater from flooded …
Mobility of arsenic and vanadium in waterlogged calcareous soils due to addition of zeolite and manganese oxide amendments
Addition of manganese (IV) oxides (MnO2) and zeolite can affect the mobility of As and V in
soils due to geochemical changes that have not been studied well in calcareous, flooded …
soils due to geochemical changes that have not been studied well in calcareous, flooded …
Phosphorus release from unamended and gypsum‐or biochar‐amended soils under simulated snowmelt and summer flooding conditions
RS Dharmakeerthi, D Kumaragamage… - Journal of …, 2019 - Wiley Online Library
Prolonged flooding changes the oxidation–reduction status of soils, often enhancing P
release to overlying floodwater. We studied P release from unamended, gypsum‐amended …
release to overlying floodwater. We studied P release from unamended, gypsum‐amended …
Alum and gypsum amendments decrease phosphorus losses from soil monoliths to overlying floodwater under simulated snowmelt flooding
D Kumaragamage, CS Weerasekara, M Perry… - Water, 2022 - mdpi.com
Phosphorus (P) loss from soils poses a threat of eutrophication to downstream waterbodies.
Alum (Al2 (SO4) 3· 18H2O) and gypsum (CaSO4· 2H2O) are effective in reducing P loss …
Alum (Al2 (SO4) 3· 18H2O) and gypsum (CaSO4· 2H2O) are effective in reducing P loss …
Flooding‐induced inorganic phosphorus transformations in two soils, with and without gypsum amendment
Anaerobic conditions developed during flooding can increase phosphorus (P) losses from
soils to waterways. Soil amendment with gypsum (CaSO4· 2H2O) can effectively reduce …
soils to waterways. Soil amendment with gypsum (CaSO4· 2H2O) can effectively reduce …
Phosphorus mobilization from intact soil monoliths flooded under simulated summer versus spring snowmelt with intermittent freeze–thaw conditions
C Weerasekara, D Kumaragamage, W Akinremi… - 2021 - Wiley Online Library
Enhanced phosphorus (P) release from flooded, anaerobic soils has been extensively
studied under summer temperatures but not under cold temperatures with intermittent freeze …
studied under summer temperatures but not under cold temperatures with intermittent freeze …