نتایج جستجو برای: polluted soils the shannon
تعداد نتایج: 16068272 فیلتر نتایج به سال:
Finding an appropriate method with the highest rate of polycyclic aromatic hydrocarbon (PAH) removal from naturally polluted soils is important research issue. A pot factorial experiment (using contaminated soil samples Isfahan Refinery, Iran) was conducted in a 90-day period to compare following bioremediation strategies: (1) natural attenuation (NA): inherent ability for bioremediation; (2) b...
Pollution of soils with poiycyciic aromatic andheteroaromatic compounds (PACS) from various uses of oil products has impontant economic and toxicological implications for the polluted areas. The larger PACS are quite refractory to microbial degradation. Due to the ability of the fimgal ligninolytic enzyme systems to also degrade a range of environmental pollutants, e.g. PACS,white rot fimgihave...
Silver toxicity and its fate in the environment are currently being debated and are important as challenging research topics. Even though there are several studies on its total content in soils, fractionation of Ag especially in calcareous soils has not been investigated. Therefore, to provide fundamental information on the chemical behavior of Ag in calcareous and noncalcareous soils, we studi...
Soil contamination with heavy metals, including Cd and Pb, is of serious concern. The aim of this study was to investigate the efficiency of Atriplex verucifera, Salicornia europaea and Chenopodium album for simultaneous remediation of soil exchangeable sodium percentage and Cd and Pb contamination in two soils with different properties. Two soils, including a saline-sodic-calcareous (S1) and c...
Heavy metal contamination of soils has become a serious problem in industrial or agricultural areas. Soils polluted with heavy metals pose a significant health risk to humans as well as plants and animals, often requiring soil remediation practices. Synthetic chelates such as ethylenediaminetetraacetic acid (EDTA) have been shown to enhance phytoextraction of some heavy metals from contaminated...
We evaluate the mid-term effects of two amendments and the establishment of R. officinalis on chemical and biochemical properties in a trace element contaminated soil by a mine spill and the possible use of this plant for stabilization purposes. The experiment was carried out using containers filled with trace element polluted soil, where four treatments were established: organic treatment (bio...
Five samples of soil collected from a lead and zinc mine were used to assess the effect of combined contamination of heavy metals on soil bacterial communities using a polyphasic approach including characterization of isolates by culture method, community level catabolic profiling in BIOLOG GN microplates, and genetic community fingerprinting by denaturing gradient gel electrophoresis of 16S rD...
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