نتایج جستجو برای: extractable cu
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0308-8146/$ see front matter 2009 Elsevier Ltd. A doi:10.1016/j.foodchem.2009.03.050 * Corresponding author. Tel.: +1 765 494 1198; fax E-mail address: [email protected] (K.E. Ileleji). Corn distillers dried grains with solubles (DDGS) has high feed value due to its nutritive contents. The ratio of wet distillers grains (WDG) and condensed distillers solubles (CDS) added during the production ...
Traditionally, soil-testing laboratories have used a variety of methods to determine soil organic matter, yet they lack a practical method to predict potential N mineralization/immobilization from soil organic matter. Soils with high microbial activity may experience N immobilization (or reduced net N mineralization), and this issue remains unresolved in how to predict these conditions of net m...
The highest extractable concentration in the artificial sweat fluid was observed for Ba (120mg/kg; d.w.). The highest extractable concentration in the artificial gastric fluid was observed for Al (9030mg/kg; d.w.). Furthermore, the extractable concentrations of Ba (550mg/kg; d.w.) and Zn (400mg/kg: d.w.) in the bottom ash using artificial gastric fluid were elevated. The extractable concentrati...
in order to know the environmental behaviour of toxic pollutants it is fundamental to understandthe role of chemical components of a material on sorption of such pollutants.in this study, the sorption of amix of polycyclic aromatic hydrocarbons (pahs) by cork fractions (i.e. raw cork (cf), free extractive cork(fef) and nonsaponifiable (desf)) has been investigated to better understand the role ...
Land surveys of soil attributes can provide valuable information on the geographic distribution of important soil attributes and summarize the levels found. Landscape position can have a major influence on soil attributes. Consideration of field landscape variables in selecting sampling locations and interpreting results, even in large-scale surveys, should help to reduce unexplained variabilit...
Abstract Biosolids are frequently used as organic soil additives. This 2-year field study investigated the effects of sewage sludge (SWS) application on maize ( Zea mays L.) production, nitrogen accumulation, redistribution, and use efficiency, well grain element concentrations properties. Treatments included three SWS rates (20, 40, 80 Mg ha −1 year ‒1 ), mineral fertilizer (300 kg N 26 P an u...
This work aimed to detect changes in trace element chemical speciation sewage sludge (SS) after the ozonation process. The modified Community Bureau of Reference (BCR) sequential extraction procedure was performed determine elements SS To assess potential soil contamination with from process, risk assessment code (RAC) coefficient used. bioaccumulation factor (BAF) and translocation (TF) values...
Soil constitutes an important part of terrestrial ecosystems, prone to be adversely impacted by human activities. During the last decades, several methods have been developed aiming at its remediation, including use biochar as a soil amendment. In present work, we assessed reduction Pb, Cd, and Cu concentrations function mixing ratio added soil, well source employed. Furthermore, investigated e...
Copper (Cu) and manganese (Mn) are two most important micronutrients, essential to living organisms through their involvement in different enzymes other biologically active molecules. An experiment was conducted at the research farm of ICAR-Indian Agricultural Research Institute, New Delhi investigate impact various fertilizers manurial treatments on DTPA-extractable Cu Mn soil concentration gr...
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