[PDF] Top 20 NICKEL ADSORPTION BY SOILS IN RELATION TO pH, ORGANIC MATTER, AND IRON OXIDES
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NICKEL ADSORPTION BY SOILS IN RELATION TO pH, ORGANIC MATTER, AND IRON OXIDES
... low pH condi- tions, the oxides may contribute to metal retention by spe- cific mechanisms involving covalent ...ing to the same author, the Fe-oxide removal by the so- dium ... See full document
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Boron adsorption in lowland soils from Parana State, Brazil
... adsorbed by aluminum and iron oxides and their hydroxides (GOLDBERG, SUAREZ, SHOUSE, 2008; PRODROMOU, 2004), clay minerals (GOLDBERG; GLAUBIG, 1985), organic matter ... See full document
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In situ separation of soil types along transects employing Vis-NIR sensors: a new view of soil evaluation
... (0.25 to 0.35) and well-evident absorption features for the curves at 850 nm (iron oxides) and at 2200 nm for kaolinite (FORMAGGIO et ...the iron oxides in class ... See full document
10
Nickel adsorption and desorption in an acric oxisol as a function of pH, ionic strength and incubation time
... metals in acric soils (Iglesias; Casagrande; Alleoni, 2007). These soils cover approximately 170,000 ha of São Paulo State, Brazil, and consist of mostly iron (Fe) and aluminum ... See full document
10
Effectiveness and stability of aluminium and iron oxides nanoparticles for arsenate adsorption
... Al in the goethite structure favoured the adsorption of As(V) in relation to pure goethite, and other crystalline phases, ...Hm and Gb. According to Schulze ... See full document
105
Pedogenic iron oxides in soils of the Acre State, Brazil
... weathering in most of the studied ...0.01 to 0.83 but was less than 0.10 in most cases, suggesting a prevalence of crystalline forms (goethite, hematite and maghemite); also, the contents ... See full document
5
Majors Soil Classes of the Metropolitan Region of Curitiba (PR), Brazil: II - Interaction of Pb with Mineral and Organic Constituents
... metals and soil constituents is one of the most important factors influencing the potential for ground water ...pollution. To study Pb behavior, samples of soils were incubated with a salt solution ... See full document
10
Gone or just out of sight? The apparent disappearance of aromatic litter components in soils
... DOM to mineral surfaces is likely a major process forming stable SOM in many ...turnover and stor- age of SOM in mineral soil horizons is related to the con- tents of reactive secondary ... See full document
11
Effect of pH on boron adsorption in some soils of Parana, Brazil
... describe adsorption reactions. Boron adsorption by soils has been described using empirical models such as Langmuir and Freundlich adsorption isotherm equations (Goldberg, ... See full document
6
ORGANIC MATTER QUALITY AND DYNAMICS IN TROPICAL SOILS AMENDED WITH SUGAR INDUSTRY RESIDUE
... months in both ...shown by Feng et al. (2005), who observed that kaolinite is able to retain greater amounts of HA than ...on iron and aluminum oxides and via cation ... See full document
10
Adsorption of glyphosate in Chilean soils and its relationship with unoccupied phosphate binding sites (1)
... order and selected properties of the three soils used in the experiment are given in Table ...1. Soils, collected from 0 to 10 cm depth, were ground and passed through a ... See full document
7
Adsorption of Glyphosate on Clays and Soils from Paraná State: Effect of pH and Competitive Adsorption of Phosphate
... the adsorption of glyphosate (GPS) depends on surface area for clays and amount of clays and CEC for ...soils. Organic matter (OM) had a secondary role in the ... See full document
10
Copper Concentration of Vineyard Soils as a Function of pH Variation and Addition of Poultry Litter
... Mineral and organic soils can adsorb metals in differing ...Fe and Al oxyhydroxides and clay minerals are the main components of soils that influence sorption reactions ... See full document
8
Aggregate stability in soils cultivated with eucalyptus
... weathered soils (Ferreira et al., 1999), the relation between soil OM and macroaggregation might not be as strong as the soils with dominant 2:1 clays (Six et ...2000b). In addition, ... See full document
8
IRON OXIDES IN SOILS
... led to a growing demand for phosphate ...phosphorus, and its interaction with iron oxides and organic matter, can be useful to develop effective strategies for ... See full document
11
PHYTOEXTRACTION AND FRACTIONATION OF HEAVY METALS IN SOIL AFTER MULTIPLE APPLICATIONS OF NATURAL CHELANTS
... extracted by CaCl 2 0.01 mol L -1 according to Novozamsky et ...contents in the exchangeable fractions, or- ganic matter, and crystalline iron oxides were deter- mined ... See full document
8
IRON OXIDES AND QUALITY OF ORGANIC MATTER IN SUGARCANE HARVESTING SYSTEMS
... area and hence their ability to adsorb P and various other surface phenomena (Rolim Neto et ...lower in the mechanically harvested zone, which was that which exhibited greater MDC, Gt, ... See full document
10
Nickel Adsorption by Variable Charge Soils: Effect of pH and Ionic Strength
... charges in the acric ...these soils were organic matter, kaolinite and the Fe and Al (oxy)hydroxides, whose surface charge varied according to the pH and ... See full document
14
Study of stillage biodegradation by respirometry in sandy and clay soils
... efficiency in the clay soil achieved more than 30%. However, in the sandy soil this index is achieved from the third day ...related to the biodegradation of the stillage organic matter ... See full document
8
Sorção e Dessorção do Saflufenacil em Dois Solos do Estado de São Paulo
... hysteresis in the sorption-desorption process of herbicides by soil colloids is a common natural phenomenon (Alonso et ...changes in desorption solution composition, degradation, volatilization ... See full document
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