Page
%P
537 Result(s)
within
Environmental Science and Engineering
**ao** Xu
Earth Sciences
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Chapter
Broad Spectrum Decolorizing Bacterial Strains and Their Functional Plasmids
Waste water from dyes manufacturing plant or from textile printing and dyeing mill may contain intensely colored and toxic chemical materials. Such coloring materials are of broad categorical chemical structur...
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Chapter and Conference Paper
Interactive Visualization of Large-Scale Architectural Models over the Grid
Virtual reconstruction of the ancient Chinese Chang’an city has been continued for ten years at the National University of Singapore. Motivated by sharing this grand city with people who are geographically dis...
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Article
Risk assessment of land subsidence at Tian** coastal area in China
Risk assessment and zoning are very important to risk management. In this study, a land subsidence risk assessment index was proposed based on the Disaster Risk Index. The cumulative subsidence volume, the lan...
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Article
The influences of mining subsidence on the ecological environment and public infrastructure: a case study at the Haolaigou Iron Ore Mine in Baotou, China
The scope and extent of mine subsidence caused by exploitation of metal ores are usually low. However, in some cases, owing to such factors as special geological conditions in ore body, backward mining technol...
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Article
Modeling transfer of heavy metals in soil–rice system and their risk assessment in paddy fields
Many studies have been conducted on model transfer in soil–plant systems. However, relatively little information is available on modeling metal transfer in soil–rice system and associated risk assessment in re...
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Article
Quantitative spatial characteristics and environmental risk of toxic heavy metals in urban dusts of Shanghai, China
Associated with the rapid urbanization and industrialization, most of the urban parks and recreational areas in Shanghai are built close to major roads or industrial areas, where they are subject to many poten...
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Book and Conference Proceedings
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Chapter and Conference Paper
Enhancement of Atrazine Degradation in Paddy Soils by Organic Amendments
The effect of three organic amendments, e.g. decomposed pig manure, rice straw and Chinese clover, on soil microbial biomass carbon content (SMBC) and the degradation of atrazine in three paddy soils spiked wi...
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Chapter and Conference Paper
The Effects of Several Amendments on Forms of Lead and Its Uptake by Two Cultivars of Brassica Chinensis in an Acid Red Soil
We conducted a greenhouse study to examine the effects of various amendments on forms and bioavailability of Pb in red soils, and the differences in responses of two cultivars of Brassica Chinensis with contrasti...
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Chapter and Conference Paper
Extraction of Nanoparticles from Argosols and Ferrosols
Soil nanoparticles are ubiquitous and play an important role in migration and transformation of pollutants in nature. The present study was aimed to obtain soil nanoparticles from Argosols and Ferrosols, which...
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Chapter and Conference Paper
Effect of Natural Acid Peat Application on the Phytoextraction of Cadmium from Contaminated Soils
Cadmium (Cd) poses a major environmental and human health threat because of its constant release to the environment through anthropogenic activities. Therefore, cost-effective remediation procedures for Cd con...
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Chapter and Conference Paper
Is the Alkalinity within Agricultural Residues Soluble
A laboratory experiment was carried out to determine the contribution of whole residues of canola, chickpea and wheat and their fractions (insoluble/soluble) to soil pH changes during a 14-day incubation. Resi...
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Chapter and Conference Paper
Evaluating the Maturity and Quality of Solid Waste Compost through Phospholipid Fatty Acid Biomarkers
Maturity and quality of compost when used as soil amendment are very important and need to be taken into consideration. Phospholipid fatty acids (PLFAS) composition has high correlation with chemical and biolo...
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Chapter and Conference Paper
Soil Microbial Biomass and pH as Affected by the Addition of Plant Residues
The soil microbial biomass is involved in the decomposition of organic materials and thus, the cycling of nutrients in soils. Reductions in the size and activity of the microbial biomass are frequently used as...
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Chapter and Conference Paper
Carbon Compounds Differ in Their Effects on Soil pH and Microbial Respiration
The mechanisms of soil pH change after the addition of organic matter to soil are not fully understood. The aim of this study was to investigate changes in pH after addition of carbon compounds over a 60-d inc...
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Chapter and Conference Paper
Dynamics of Dissolved Organic Carbon in the Rhizosphere of Ryegrass (Lolium multiflorum L.) Induced by PCBs Pollution
The objective of this study was to examine ryegrass for phytoremediation of polychlorinated biphenyls (PCBs)-contaminated soils. A rhizobox was designed to allow the harvest of an intact layer of rhizosphere s...
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Chapter and Conference Paper
Unravelling the Biogeochemical Cycles of Carbon and Nutrients in Forest Ecosystems: Innovative Approaches with Advanced Stable Isotope and NMR Techniques as well as Soil Chemical and Physical Methods
Long-term impacts of global climate change (GCC) and local forest management on important biogeochemical cycles of carbon (C) and nutrient cycling in the soil-plant ecosystems are complex and difficult to asse...
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Chapter and Conference Paper
Adsorption/Desorption Kinetics of Zn in Soils: Influence of Phosphate
Transport of heavy metals such as zinc in soils may be affected by several rate limiting processes including kinetic sorption and release. Batch kinetic experiments were carried out to evaluate sorption and de...
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Chapter and Conference Paper
Effect of Long-term Fertilization on the Sequestration Rate of Physical Fractions of Organic Carbon in Red Soil of Southern China
Typical red soil samples were collected from 17 years long-term fertilization experiments in Qiyang county of southern China. Physical fractions of the red soil include free particulate organic carbon (fPOC), ...
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Chapter and Conference Paper
Fractions of Heave Metals in Paddy Fields and Their Spatial Relationship to Rice Plant
To access the distribution in fractions of heavy metals in paddy fields in Wenling city in Zhejiang Province, China, extensive sampling was carried out to identify spatial correlation and bioavailability to ri...
