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You searched for: Journal name Pedosphere Remove constraint Journal name: Pedosphere Publication year rev 7983-2017 Remove constraint Publication year rev: 7983-2017 Source 2017 v.27 no.3 Remove constraint Source: 2017 v.27 no.3
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1. Contamination of Phthalate Esters in Vegetable Agriculture and Human Cumulative Risk Assessment

Author:
Ning CHEN; Wenjuan SHUAI; Xinmei HAO; Huichun ZHANG; Dongmei ZHOU; Juan GAO
Source:
Pedosphere 2017 v.27 no.3 pp. 439-451
ISSN:
1002-0160
Subject:
breathing; cities; cumulative risk assessment; dermal exposure; dibutyl phthalate; dimethyl phthalate; endocrine system; environmental factors; fertilizer application; greenhouse production; greenhouses; humans; markets; pesticides; plastic film; pollution; principal component analysis; soil; soil sampling; surveys; variance; vegetable consumption; vegetables; wastewater irrigation; China
Abstract:
... Phthalate esters (PAEs), which can disturb human endocrine system, have been widely detected in vegetable greenhouse agriculture in China. To investigate the effects of environmental factors on PAEs in soils, pollution sources were identified, and the cumulative risks of PAEs to humans through vegetables in the diet were evaluated in this study. Ninety-eight vegetable samples were collected from 1 ...
DOI:
10.1016/S1002-0160(17)60340-0

2. Diversity of As Metabolism Functional Genes in Pb-Zn Mine Tailings

Author:
LI Xiaofang; Philip L BOND; Longbin HUANG
Source:
Pedosphere 2017 v.27 no.3 pp. 630-637
ISSN:
1002-0160
Subject:
Thioalkalivibrio; arsenic; biogeochemistry; databases; functional diversity; genes; hypersalinity; metabolism; metagenomics; methylation; microbial activity; mine tailings; phylogeny; species diversity
Abstract:
... Microbial activities impact arsenic (As) transformation in mine tailings substantially, yet little is understood on the functional diversity of As metabolism genes. This study explored this issue using a metagenomic approach coupled by a local BLASTN procedure established in our recent studies. An assembled metagenome, recovered from hypersaline and sulfidic mine tailings, was screened for As meta ...
DOI:
10.1016/S1002-0160(17)60357-6

3. Effects of Silver Nanoparticles on Soil Microbial Communities and Bacterial Nitrification in Suburban Vegetable Soils

Author:
Juan WANG; Kunhui SHU; Li ZHANG; Youbin SI
Source:
Pedosphere 2017 v.27 no.3 pp. 482-490
ISSN:
1002-0160
Subject:
Acidobacteria; Actinobacteria; Cyanobacteria; Nitrosomonas europaea; Nitrospirae; Planctomycetes; anti-infective agents; bacteria; cell membranes; community structure; electron microscopy; flow cytometry; high-throughput nucleotide sequencing; nanosilver; necrosis; nitrification; silver; soil; soil microorganisms; survival rate; toxicity; vegetables
Abstract:
... Silver nanoparticles (AgNPs) are widely used antimicrobial compounds; however, they may pose a threat to non-targeted bacteria in the environment. In this study high-throughput sequencing was used to investigate the effects of different concentrations of AgNPs (10, 50, and 100 mg kg−1) on soil microbial community structure during short-term (7 d) exposure. The amounts of Acidobacteria, Actinobacte ...
DOI:
10.1016/S1002-0160(17)60344-8

4. Fate Processes of Chlorobenzenes in Soil and Potential Remediation Strategies: A Review

Author:
Ferdi BRAHUSHI; Fredrick Orori KENGARA; Yang SONG; Xin JIANG; Jean Charles MUNCH; Fang WANG
Source:
Pedosphere 2017 v.27 no.3 pp. 407-420
ISSN:
1002-0160
Subject:
air; anaerobic conditions; biodegradation; biomineralization; dechlorination; edaphic factors; environmental assessment; environmental fate; food chain; industry; microorganisms; pollutants; remediation; risk; risk assessment; sediments; soil; toxicity
Abstract:
... Chlorobenzenes (CBs) are a group of organic pollutants that pose a high environmental risk due to their toxicity, persistence and possible transfer in the food chain. Available data in literature show that CBs are detected in different environmental compartments such as soil, water, air and sediment. The widespread presence of CBs in the environment is related to their former extensive use in agri ...
DOI:
10.1016/S1002-0160(17)60338-2

5. Illumina-Based Analysis of Bulk and Rhizosphere Soil Bacterial Communities in Paddy Fields Under Mixed Heavy Metal Contamination

Author:
Huaidong HE; Waichin LI; Riqing YU; Zhihong YE
Source:
Pedosphere 2017 v.27 no.3 pp. 569-578
ISSN:
1002-0160
Subject:
Acidobacteria; Actinobacteria; Bacteroidetes; Chloroflexi; Firmicutes; Gemmatimonadetes; Nitrospirae; Oryza sativa; Proteobacteria; bacterial communities; cadmium; community structure; correlation; heavy metals; lead; microbiome; nitrogen content; pH; paddies; paddy soils; phosphorus; pollution; rhizosphere; rice; soil bacteria; zinc
Abstract:
... There is an increasing concern about rice (Oryza sativa L.) soil microbiomes under the influence of mixed heavy metal contamination. We used the high-throughput Illumina MiSeq sequencing approach to explore the bacterial diversity and community composition of soils in four paddy fields, exhibiting four degrees of mixed heavy metal (Cd, Pb and Zn) pollution, and examined the effects of these metals ...
DOI:
10.1016/S1002-0160(17)60352-7

6. Influence of Organo-Metal Interactions on Regeneration of Exhausted Clay Mineral Sorbents in Soil Columns Loaded with Heavy Metals

Author:
Yasser REFAEY; Boris JANSEN; Pim DE VOOGT; John R PARSONS; Abdel-Hamid EL-SHATER; Abdel-Aziz EL-HADDAD; Karsten KALBITZ
Source:
Pedosphere 2017 v.27 no.3 pp. 579-587
ISSN:
1002-0160
Subject:
calcium chloride; clay; clay minerals; copper; coprecipitation; desorption; dissolved organic matter; heavy metals; nickel; remediation; soil; sorbents; wastewater treatment; water pollution; zinc
Abstract:
... Natural clay minerals can play an important role in crude remediation of wastewater polluted with the heavy metals (HMs) Cu, Zn and Ni. The presence and timing of addition of natural dissolved organic matter (DOM) have a significant effect on the HM removal by clay mineral sorbents. However, the influence of the presence of DOM on the remediation of the used clay mineral sorbents once saturated wi ...
DOI:
10.1016/S1002-0160(17)60353-9

7. Marigold (Tagetes erecta): The Potential Value in the Phytoremediation of Chromium

Author:
Lívia C COELHO; Ana Rosa R BASTOS; Paulo J PINHO; Guilherme A SOUZA; Janice G CARVALHO; Viviane A. T COELHO; Luiz Carlos A OLIVEIRA; Rimena R DOMINGUES; Valdemar FAQUIN
Source:
Pedosphere 2017 v.27 no.3 pp. 559-568
ISSN:
1002-0160
Subject:
Tagetes erecta; aerial parts; bioaccumulation; chromium; death; experimental design; humans; hyperaccumulators; leaves; metal tolerance; nutrient solutions; phytoremediation; pollution; root systems; roots; soil; tissues; toxicity
Abstract:
... Environmental pollution with chromium (Cr) is harmful to humans, animals and plants, while in plants it causes diminished growth, anatomical alterations and death. In the present study, the potential value of marigold (Tagetes erecta) in the phytoremediation of Cr has been investigated. The randomized experimental design involved the exposure of plants to nutrient solutions containing 0.00, 0.04, ...
DOI:
10.1016/S1002-0160(17)60351-5

8. Morphological and Physiological Responses of Plants to Cadmium Toxicity: A Review

Author:
Shanying HE; Xiaoe YANG; Zhenli HE; Virupax C BALIGAR
Source:
Pedosphere 2017 v.27 no.3 pp. 421-438
ISSN:
1002-0160
Subject:
cadmium; cost effectiveness; environmental quality; food security; heavy metals; hyperaccumulators; minerals; nitrogen; photosynthesis; physiological response; phytoremediation; polluted soils; toxicity; water uptake
Abstract:
... Cadmium (Cd) contamination has posed an increasing challenge to environmental quality and food security. In recent years, phytoremediation has been particularly scrutinized because it is cost-effective and environmentally friendly, especially the use of metal-hyperaccumulating plants to extract or mine heavy metals from polluted soils. Under Cd stress, responses of hyperaccumulator and non-hyperac ...
DOI:
10.1016/S1002-0160(17)60339-4

9. Plant Growth-Promoting Traits in Rhizobacteria of Heavy Metal-Resistant Plants and Their Effects on Brassica nigra Seed Germination

Author:
Brenda ROMÁN-PONCE; Diana Miryel REZA-VÁZQUEZ; Sonia GUTIÉRREZ-PAREDES; María de Jesús DE HARO-CRUZ; Jessica MALDONADO-HERNÁNDEZ; Yanely BAHENA-OSORIO; Paulina ESTRADA-DE LOS SANTOS; En Tao WANG; María Soledad VÁSQUEZ-MURRIETA
Source:
Pedosphere 2017 v.27 no.3 pp. 511-526
ISSN:
1002-0160
Subject:
Alcaligenes; Brassica nigra; Curtobacterium; Microbacterium; Prosopis laevigata; air; arsenic; bioassays; copper; heavy metals; indigenous species; indole acetic acid; lead; metal tolerance; pH; phosphates; phytoremediation; plant growth-promoting rhizobacteria; plants (botany); pollutants; rhizosphere; rhizosphere bacteria; root growth; salinity; seed germination; seeds; siderophores; soil; solubilization; zinc; Mexico
Abstract:
... Phytoremediation is an emerging technology that uses plants and their associated microbes to clean up pollutants from the soil, water, and air. In order to select the plant growth-promoting rhizobacteria (PGPR) for phytoremediation of heavy metal contamination, 60 bacterial strains were isolated from the rhizosphere of two endemic plants, Prosopis laevigata and Spharealcea angustifolia, in a heavy ...
DOI:
10.1016/S1002-0160(17)60347-3

10. Refinement of Methodology for Cadmium Determination in Soil Micro-Arthropod Tissues

Author:
Dong ZHU; Xin KE; Longhua WU; Yujuan HUANG; Peter CHRISTIE; Yongming LUO
Source:
Pedosphere 2017 v.27 no.3 pp. 491-501
ISSN:
1002-0160
Subject:
Folsomia candida; Isotoma; Onychiurus; agricultural soils; animals; cadmium; cleaning; defecation; detection limit; digestion; heavy metals; temperature; tissues; ultrasonics
Abstract:
... Highly precise and reliable determination of heavy metals in soil micro-arthropod tissues remains a challenge because of the small size of the animals and their typical low abundance in metal-contaminated agricultural soils. The present study sought to develop a method for cadmium (Cd) determination in soil micro-arthropods by optimizing the sample digestion procedure, reducing sample weight, modi ...
DOI:
10.1016/S1002-0160(17)60345-X

11. Assessment of Methods for Determining Bioavailability of Trace Elements in Soils: A Review

Author:
Jurate KUMPIENE; Laura GIAGNONI; Bernd MARSCHNER; Sébastien DENYS; Michel MENCH; Kristin ADRIAENSEN; Jaco VANGRONSVELD; Markus PUSCHENREITER; Giancarlo RENELLA
Source:
Pedosphere 2017 v.27 no.3 pp. 389-406
ISSN:
1002-0160
Subject:
bioavailability; cell membranes; decision making; ecosystems; ecotoxicology; epithelium; human health; humans; industrialization; issues and policy; metabolism; models; physicochemical properties; remediation; risk; risk management; soil; trace elements
Abstract:
... Trace element-contaminated soils (TECSs) are one of the consequences of the past industrial development worldwide. Excessive exposure to trace elements (TEs) represents a permanent threat to ecosystems and humans worldwide owing to the capacity of metal(loid)s to cross the cell membranes of living organisms and of human epithelia, and their interference with cell metabolism. Quantification of TE b ...
DOI:
10.1016/S1002-0160(17)60337-0

12. Biodegradation of Phthalate Esters by a Newly Isolated Acinetobacter sp. Strain LMB-5 and Characteristics of Its Esterase

Author:
Yue FANG; Lishuang ZHANG; Jing WANG; Ying ZHOU; Bangce YE
Source:
Pedosphere 2017 v.27 no.3 pp. 606-615
ISSN:
1002-0160
Subject:
Acinetobacter; Escherichia coli; biodegradation; bioinformatics; carbon; copper; dibutyl phthalate; dimethyl phthalate; dimethyl sulfoxide; esterases; genome; greenhouse soils; half life; industry; iron; methanol; microorganisms; pH; phthalic acid; remediation; vegetables
Abstract:
... Phthalate esters (PAEs) are extensively applied in industry, and they migrate to environment during the process of production, employ, and treatment and are difficult to be degraded in nature. However, some microorganisms could use them as the carbon source to growth. In this study, an Acinetobacter sp. strain LMB-5, capable of utilizing PAEs, was isolated from a vegetable greenhouse soil. The deg ...
DOI:
10.1016/S1002-0160(17)60355-2

13. Chemical Availability of Cd, Pb and Zn in Anthropogenically Polluted Soil: Assessing the Geochemical Reactivity and Oral Bioaccessibility

Author:
Christophe WATERLOT; Francis DOUAY; Aurélie PELFRÊNE
Source:
Pedosphere 2017 v.27 no.3 pp. 616-629
ISSN:
1002-0160
Subject:
organic matter; lead; lawns and turf; polluted soils; gastrointestinal system; bioavailability; iron; kitchen gardens; EDTA (chelating agent); cadmium; citric acid; manganese oxides; cation exchange capacity; humans; soil sampling; in vitro studies; carbonates; hydroxides; zinc; regression analysis; agronomic traits
Abstract:
... The most recent in vitro tests used to determine metal bioaccessiblility are generally time-consuming and expensive. This study aimed at determining potential relationships between the concentrations of metals extracted using single-extraction methods and the concentrations of bioaccessible metals assessed by a harmonised in vitro test, the Unified BARGE Method (UBM). A total number of 27 soil sam ...
DOI:
10.1016/S1002-0160(17)60356-4

14. Comparison of Persulfate Activation and Fenton Reaction in Remediating an Organophosphorus Pesticides-Polluted Soil

Author:
Changyin ZHU; Fengxiao ZHU; Fuwang WANG; Juan GAO; Guangping FAN; Dongmei ZHOU; Guodong FANG
Source:
Pedosphere 2017 v.27 no.3 pp. 465-474
ISSN:
1002-0160
Subject:
chlorpyrifos; free radicals; iron; pollutants; polluted soils; profenofos; raw materials; sodium hydroxide; China
Abstract:
... Organophosphorus pesticides (OPs) are one of the most regular pollutants and frequently detected in the contaminated sites, so developing an efficient method for the treatment of OPs is highly required. The aim of the present study was to compare the effectiveness of persulfate (PS) activation and Fenton reaction in remediating the soil polluted with OPs. The polluted soil used in this study was s ...
DOI:
10.1016/S1002-0160(17)60342-4

15. Feasibility of Tea Saponin-Enhanced Soil Washing in a Soybean Oil-Water Solvent System to Extract PAHs/Cd/Ni Efficiently from a Coking Plant Site

Author:
Mao YE; Mingming SUN; Shanni XIE; Kuan LIU; Yanfang FENG; Yu ZHAO; Jinzhong WAN; Feng HU; Huixin LI; Lianggang ZONG; Xin JIANG
Source:
Pedosphere 2017 v.27 no.3 pp. 452-464
ISSN:
1002-0160
Subject:
Sphingomonas; bioavailability; cadmium; heavy metals; human health; nickel; polycyclic aromatic hydrocarbons; recycling; risk; risk assessment; saponins; soil; soil washing; solvents; soybean oil; soybeans; tea; washing
Abstract:
... Mixed contaminated brownfield sites have brought serious risks to human health and environmental safety. With the purpose of removing polycyclic aromatic hydrocarbons (PAHs) and heavy metals from a coking plant site, an innovative technology for ex-situ washing was developed in the present work. The combination of 15.0 mL L−1 soybean oil and 7.5 g L−1 tea saponin proved an effective method to extr ...
DOI:
10.1016/S1002-0160(17)60341-2

16. Impact of a Phosphate Amendment on the Environmental Availability and Phytoavailability of Cd and Pb in Moderately and Highly Carbonated Kitchen Garden Soils

Author:
Christophe WATERLOT; Christelle PRUVOT; Franck MAROT; Francis DOUAY
Source:
Pedosphere 2017 v.27 no.3 pp. 588-605
ISSN:
1002-0160
Subject:
Lactuca sativa; cadmium; calcium chloride; citric acid; diammonium phosphate; horticultural soils; humans; hydroxyapatite; kitchen gardens; laws and regulations; lead; leaves; lettuce; polluted soils; soil amendments; soil pH; topsoil; France
Abstract:
... The behaviour of metals mainly depends on soil pH, carbonate contents and contamination level, which should be considered for the management of contaminated soils. In this study, kitchen garden topsoils (0–25 cm) were sampled from the area around three smelters in France, with different Cd and Pb contamination levels. Effect of a phosphate amendment (a mixture of diammonium phosphate and hydroxyap ...
DOI:
10.1016/S1002-0160(17)60354-0

17. Intercropping with Solanum nigrum and Solanum photeinocarpum from Two Ecoclimatic Regions Promotes Growth and Reduces Cadmium Uptake of Eggplant Seedlings

Author:
Yi TANG; Juan HE; Xuena YU; Yongdong XIE; Lijin LIN; Guochao SUN; Huanxiu LI; Mingan LIAO; Dong LIANG; Hui XIA; Xun WANG; Jing ZHANG; Zejing LIU; Lihua TU; Li LIU
Source:
Pedosphere 2017 v.27 no.3 pp. 638-644
ISSN:
1002-0160
Subject:
Solanum melongena; Solanum nigrum; biomass; cadmium; eggplants; enzyme activity; heavy metals; hyperaccumulators; intercropping; photosynthesis; polluted soils; seedlings; soil pollution; China
Abstract:
... Soil contamination by heavy metals is a serious environmental problem worldwide, and reduction of heavy metal accumulation in vegetables grown on contaminated land is a matter of urgency. A pot experiment was conducted to study the effects of intercropping with the Cd hyperaccumulators Solanum nigrum and Solanum photeinocarpum from two ecoclimatic regions, Ya'an and Chengdu, Sichuan Province, Chin ...
DOI:
10.1016/S1002-0160(17)60358-8

18. Marine Bacterial Biofilms in Bioremediation of Polycyclic Aromatic Hydrocarbons (PAHs) Under Terrestrial Condition in a Soil Microcosm

Author:
Neelam MANGWANI; Supriya KUMARI; Surajit DAS
Source:
Pedosphere 2017 v.27 no.3 pp. 548-558
ISSN:
1002-0160
Subject:
Pseudomonas pseudoalcaligenes; hydrophobicity; Stenotrophomonas; metabolites; soil ecology; bioremediation; Pseudomonas aeruginosa; gas chromatography-mass spectrometry; metabolism; Pseudomonas mendocina; Alcaligenes faecalis; soil; phthalates; solubility; enzyme activity; biofilm; phenanthrenes; spectrometers; catechol; chemotaxis
Abstract:
... Polycyclic aromatic hydrocarbons (PAHs) in soil retain for a quite long period due to their hydrophobicity and aggregation properties. Biofilm-forming marine bacterial consortium (named as NCPR), composed of Stenotrophomonas acidaminiphila NCW702, Alcaligenes faecalis NCW402, Pseudomonas mendocina NR802, Pseudomonas aeruginosa N6P6, and Pseudomonas pseudoalcaligenes NP103, was used for the bioreme ...
DOI:
10.1016/S1002-0160(17)60350-3

19. Optimization of Ex-Situ Washing Removal of Polycyclic Aromatic Hydrocarbons from a Contaminated Soil Using Nano-Sulfonated Graphene

Author:
Xinhong GAN; Ying TENG; Wenjie REN; Jun MA; Peter CHRISTIE; Yongming LUO
Source:
Pedosphere 2017 v.27 no.3 pp. 527-536
ISSN:
1002-0160
Subject:
Fourier transform infrared spectroscopy; X-ray photoelectron spectroscopy; adsorption; best management practices; graphene; leaching; polluted soils; polycyclic aromatic hydrocarbons; polysorbates; remediation; soil washing; washing; Europe; United States
Abstract:
... Ex-situ soil washing technology offers advantages such as speed and efficiency of remediation and range of application and has been developed to conform with legal requirements and best management practices in USA and some European countries. In this study, nano-sulfonated graphene (SGE) was used as a washing agent to evaluate different processing (washing) parameters for the ectopic leaching remo ...
DOI:
10.1016/S1002-0160(17)60348-5

20. Pollutant and Soil Types Influence Effectiveness of Soil-Applied Absorbents in Reducing Rice Plant Uptake of Persistent Organic Pollutants

Author:
Cuiying LIU; Xin JIANG; Yuchun MA; Barbara J CADE-MENUN
Source:
Pedosphere 2017 v.27 no.3 pp. 537-547
ISSN:
1002-0160
Subject:
Acrisols; Anthrosols; Oryza sativa; absorbents; activated carbon; adsorbents; bioaccumulation factor; bioavailability; greenhouse experimentation; hexachlorobenzene; montmorillonite; persistent organic pollutants; rice; risk; roots; shoots; silica
Abstract:
... Persistent organic pollutants (POPs) in soils are an environmental concern due to their long-term bioavailability, which could be reduced by adding adsorbents. However, testing of these adsorbents is necessary prior to widespread field application. The effects of three adsorbents, nano-organic montmorillonite, nano-organic silicon dioxide (SiO2), and activated carbon, on hexachlorobenzene (HCB) an ...
DOI:
10.1016/S1002-0160(17)60349-7