[PDF] Top 20 PLANT AVAILABILITY OF TRACE ELEMENTS IN SEWAGE SLUDGE-TREATED SOILS: METHODOLOGY

... force of metal dissolution-related chemical reactions in the ...the plant availability (Romheld & Marschner, 1986) and enhance the plant uptake (Welch, 1995) of soil-borne ... See full document

... Company of Paraná (SANEPAR) is divided into twenty sectors throughout the Paraná State (Brazil); and in each sector there are several sewage treatment plants ...(STPs). In this study, for each ... See full document

... Four plant species, marandu grass (Brachiaria brizantha ...hybrid of Eucalyptus grandis ...grown in 5 kg pots containing sand or sewage sludge-treated ...consisted of four ... See full document

... rates of toxic metal movements in the ...addition of Na-rich an- thropogenic residues to tropical soils has stimulated the scientific community to study the role of Na in both, ... See full document

... amount of organic carbon was determined by moist oxidation, the soil mineral elements expressed in the oxide form (Fe 2 O 3 , Al 2 O 3 , SiO 2 and TiO 2 , as determined by sulphuric acid extraction ... See full document

... found in the SS plots may be attributed to: (a) the presence of water-soluble P in the SS (Berton & Pratt, 1997); (b) mineralization of org-P present in the soil after SS ... See full document

... Brazil, in 2008 and 2009, approximately 46,550.088 and 50,258.208 tons of municipal solid organic waste were removed from sewage systems (ABRELPE, ...2009). Of these, 57 and 55 %, ... See full document

... effects of fertilizer accumulation during the entire production phase of each planting, not just for a single ...harvest. In this sense, Orlando Filho et al. (1999) reported a residual effect ... See full document

... properties of sewage sludge depend on the quality of wastewater, for example industrial wastewaters containing heavy metals yield contaminated sewage ...This sewage ... See full document

... results of Pb concentrations in the aerial part of the ...absorption of Pb by the maize plant was detected. Regarding the production of dry matter (g/vase), there was no ... See full document

... wollastonite in the Quartzipsamment. Differently, in Rhodic Hapludox soils, steelmaking slag increased soil P content, which can be explained by pH increase and the interaction with silicate anions, ... See full document

... application of SS to soils could increase the organic matter content used as energetic substrate by ...% of the total organic matter in sewage sludge or less than 20 % if the ... See full document

... amounts of P were extracted by water, Mehlich 1 and resin methods (Figure 1), suggesting that different forms of P were dissolved to varying degrees by the extractants, as reported by Luscombe et ...Amounts ... See full document

... use of organic wastes in agricultural soils is one of the possible ways to employ these ...aims of this study were to evaluate the effectiveness of organic wastes and Fermented ... See full document

... concentration in plant ...higher in the sewage sludge biochar than in the uncharred sewage sludge ...if sewage sludge biochar is to be considered as ... See full document

... indirectly. In fact, it has been reported that the peanut husk has an ability to adsorb heavy metals in solution including Pb ...the sewage sludge passed to soil solution and a considerable ... See full document

... analysis of sewage sludge for a sustainable assessment how to dispose it off – deposition on a waste disposal, incineration or its use as fertilizer in biological agriculture – needs ... See full document

... kg of redworms (Eisenia ...drying of the substrate, protect the earthworms from predators and prevent their ...palm of the ...excess of water to the ... See full document

... Sewage sludge is the solid residue obtained from urban sewage treatment ...the sludge in a sustainable way as fertilizer and as soil conditioner due to its high levels of organic ... See full document

... 2009). In each assay, five sample dilutions were prepared in four ...proportions of leachate and sewage were also prepared in order to determine the proportion of leachate that ... See full document