heavy metal contamination of municipal effluent in soil and plants

Báo cáo "The effect of Cu concentration in soil and phosphorous fertilizer on plant growth and Cu uptake by Brassia juncea L. grown on contaminated soils " doc

Ngày tải lên : 14/03/2014, 15:20

... concentration of Cu in soil. The accumulation of heavy metal in plant tissues of Brassica juncea L. is reflected the concentration in soil. The contents of Cu in plant increase upon the rates of Cu ... concentration of heavy metals in soil is reflected by higher concentration of heavy metals in plants and, _______ * Tel.: 84-913023097. Email: cunx@vnu.edu.vn consequently, in animal and human ... combination of phosphate application on heavy metal uptake [1, 4]. The main purpose of this research is to investigate the relation between contents of Cu in soil and Cu accumulation in plant,...

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Heavy metal contamination in soils of urban highways (comparision between runoff and soil concentration

Ngày tải lên : 16/03/2014, 00:25

... area showing location of Cincinnati and the positions of sampling stations (After Sansalone et al., 1998). HEAVY METAL CONTAMINATION IN SOILS OF URBAN HIGHWAYS 311 TABLE VI Amount of metals in the ... 6 62 30 HEAVY METAL CONTAMINATION IN SOILS OF URBAN HIGHWAYS 309 Figure 4. Cluster analysis. Figure 5. XRD pattern of XS1 taken from 1–5 cm depth. HEAVY METAL CONTAMINATION IN SOILS OF URBAN ... amounts of swelling clay in the soil, in this particular case, clay mineralogy is not important in the binding of the heavy metals, whereas the positive correlation of metals with organic carbon indicates...

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ARSENIC POLLUTION IN SOIL AND GROUNDWATER OF BANGLADESH

Ngày tải lên : 05/09/2013, 08:40

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Concentration and distribution of extractable elements in soil as affected by tillage systems and fertil

Ngày tải lên : 15/03/2014, 23:22

... stratiﬁcation in non tilled soils. Commun Soil Sci Plant Anal 1998;29:2705᎐ 2711. Shuman LM, Hargrove WL. Effect of tillage on the distribution of manganese, copper, iron, and zinc in soil fractions. Soil ... we hypothesize that concentrations of trace elements will increase and stratify in those soils. However, as a consequence of the recent introduction of zero tillage and the lack of fertilization history, there ... the soils of the Pampean region. We studied the effects of conventional and zero-tillage and phosphorus fertilization on concentration and stratiﬁcation of trace elements in a typical soil of...

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Báo cáo y học: "Functional genomics analysis of low concentration of ethanol in human hepatocellular carcinoma (HepG2) cells. Role of genes involved in transcriptional and translational processes"

Ngày tải lên : 31/10/2012, 15:28

... 42], and ethanol-induced mucosal injury in the upper gastrointestinal tract leading to increase in the permeability of the gut mucosa to endotoxins [43, 44]. These factors are involved in ethanol-induced ... ingestion of ethanol induces a completely different pattern due to the reported ethanol-induced expression and activation of cytokines and chemokines in monocytes and macrophages (including Kupffer ... . Interestingly, HMGN3 has been found to be associated with resistance against anticancer drugs including vinblastine, topotecan, paclitaxel and doxorubincin in human hepatocellular carcinoma...

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The Potential of Biofumigants as Alternatives to Methyl Bromide for the Control of Pest Infestation in Grain and Dry Food Products

Ngày tải lên : 25/10/2013, 05:20

... stored-product insect pests. In view of the scheduled phaseout of methyl bromide under the Montreal protocol, the role of phosphine in grain pro- tection has increased and stands as the main alternative to ... Research Institute (IRRI), 375 International Rice Research Institute in Los Ba ˜ nos, Philippines, 375 International Union for Conservation of Nature (IUCN), 364 Inverse metabolic engineering (IME), ... out in simulation glass columns of 10 cm in diameter × 120 cm in height, ﬁlled to 70% by volume with wheat (11% moisture content). The insects were introduced in cages, each holding 20 insects of...