Direct link between fluoranthene biodegradation and the mobility and sequestration of its residues during aging.

abstract：:Micro-X-ray fluorescence (micro-XRF) microprobe analysis and micro-X-ray absorption near-edge structure (micro-XANES) spectroscopy were employed to identify Fe and Mn phases and their association with selected metals in two biosolids (limed composted [LC] and Nu-Earth) before and after treatment to remove organic carb...

journal_title：Journal of environmental quality

authors： Hettiarachchi GM,Scheckel KG,Ryan JA,Sutton SR,Newville M

更新日期：2006-01-05 00:00:00

abstract：:The Summitville Mine was a high-elevation (3500 m) gold mine in southwestern Colorado. The mine was abandoned in 1992, leaving approximately 200 ha of disturbance comprised partially of an open pit, a cyanide heap leach pad, and two large waste rock piles. Reclamation of these mine facilities is challenging due to ext...

journal_title：Journal of environmental quality

authors： Sydnor ME,Redente EF

更新日期：2002-09-01 00:00:00

abstract：:Leaching to ground water and tile drains are important parts of the environmental assessment of pesticides. The aims of the present study were to (i) assess the significance of preferential flow for pesticide leaching under realistic worst-case conditions for Dutch agriculture (soil profile with thick clay layer and h...

journal_title：Journal of environmental quality

authors： Júnior RP,Smelt JH,Boesten JJ,Hendriks RF,van der Zee SE

更新日期：2004-07-01 00:00:00

abstract：:Infiltration facilities for urban stormwater runoff, such as biofilters, rain gardens, and curb extensions, typically contain an engineered soil mixture for effective drainage and retention of pollutants. The treatment efficiency of such soils is generally considered high for many pollutants. However, recent studies h...

journal_title：Journal of environmental quality

authors： Johannsen LL,Cederkvist K,Holm PE,Ingvertsen ST

更新日期：2016-03-01 00:00:00

abstract：:Riparian zones are recognized as landscape features that buffer streams from pollutants, particularly nitrogen. The objectives of this experiment were to (i) assess denitrification activity within a riparian zone and (ii) determine the influence of physical, chemical, and landscape features on denitrification. This ex...

journal_title：Journal of environmental quality

authors： Hunt PG,Matheny TA,Stone KC

更新日期：2004-11-01 00:00:00

abstract：:Livestock slurry is a major source of atmospheric methane (CH), but surface crusts harboring methane-oxidizing bacteria (MOB) could mediate against CH emissions. This study examined conditions for CH oxidation by in situ measurements of oxygen (O) and nitrous oxide (NO), as a proxy for inorganic N transformations, in ...

journal_title：Journal of environmental quality

authors： Duan YF,Reinsch S,Ambus P,Elsgaard L,Petersen SO

更新日期：2017-07-01 00:00:00

abstract：:Soils support ecosystem functions such as plant growth and water quality because of certain physical, chemical, and biological properties. These properties have been studied at different spatial scales, including point scales to satisfy basic research needs, and regional scales to satisfy monitoring needs. Recently, s...

journal_title：Journal of environmental quality

authors： Shirazi MA,Boersma L,Haggerty PK,Johnson CB

更新日期：2001-01-01 00:00:00

abstract：:Landscape representations based on land cover databases differ significantly from the real landscape. Using a land cover database with high uncertainty as input for emission inventory analyses can cause propagation of systematic and random errors. The objective of this study was to analyze how different land cover rep...

journal_title：Journal of environmental quality

authors： Nol L,Verburg PH,Heuvelink GB,Molenaar K

更新日期：2008-05-02 00:00:00

abstract：:Land application of co-produced waters from coalbed natural gas (CBNG) wells is one management option used in the Powder River Basin (PRB) of Wyoming and Montana. Unfortunately, the co-produced CBNG waters may be saline and/or sodic. The objective of this study was to examine the effects of irrigation with CBNG waters...

journal_title：Journal of environmental quality

authors： Vance GF,King LA,Ganjegunte GK

更新日期：2008-09-01 00:00:00

abstract：:Managing biosolids from end-of-life municipal lagoons is a major challenge for many small communities where landfilling or spreading of biosolids on farmland is restricted. Contaminant removal via phytoextraction may be a viable remediation option for end-of-life lagoons in such communities. This study examined the ef...

journal_title：Journal of environmental quality

authors： Jeke N,Zvomuya F

更新日期：2018-11-01 00:00:00

abstract：:Soil chemical constituents influence soil structure and erosion potential. We investigated manure and inorganic fertilizer applications on soil chemistry (carbon [C] quality and exchangeable cations), aggregation, and phosphorus (P) loss in overland flow. Surface samples (0-5 cm) of a Hagerstown (fine, mixed, semiacti...

journal_title：Journal of environmental quality

authors： McDowell RW,Sharpley AN

更新日期：2003-01-01 00:00:00

abstract：:Perchlorate (ClO4-) contamination of ground water and surface water is a widespread problem, particularly in the western United States. This study examined the effect of biodegradation on perchlorate fate and transport in soils. Solute transport experiments were conducted on two surface soils. Pulses of solution conta...

journal_title：Journal of environmental quality

authors： Tipton DK,Rolston DE,Scow KM

更新日期：2003-01-01 00:00:00

abstract：:Quantitative polymerase chain reaction (qPCR) was used by the USEPA to establish new recreational water quality criteria in 2012 using the indicator bacteria enterococci. The application of this method has been limited, but resource managers are interested in more timely monitoring results. In this study, we evaluated...

journal_title：Journal of environmental quality

authors： Byappanahalli MN,Nevers MB,Shively DA,Spoljaric A,Otto C

更新日期：2018-09-01 00:00:00

abstract：:A lignocellulosic substrate (LS) obtained from our local agroindustry was used as a low-cost and effective adsorbent for the removal of pesticides from wastewaters. The studied pesticides were terbumeton (N-(1,1-dimethyl)-Nethyl-6-methoxy-1,3,5-triazine-2,4-diamine), desethyl terbumeton (N-(1,1-dimethylethyl)-6-methox...

journal_title：Journal of environmental quality

authors： Boudesocque S,Guillon E,Aplincourt M,Martel F,Noël S

更新日期：2008-03-01 00:00:00

abstract：:The area under no-till (NT) in Brazil reached 22 million ha in 2004-2005, of which approximately 45% was located in the southern states. From the 1970s to the mid-1980s, this region was a source of carbon dioxide to the atmosphere due to decrease of soil carbon (C) stocks and high consumption of fuel by intensive till...

journal_title：Journal of environmental quality

authors： Amado TJ,Bayer C,Conceição PC,Spagnollo E,de Campos BH,da Veiga M

更新日期：2006-07-06 00:00:00

abstract：:Livestock impacts on total suspended solids (TSS) and pathogen (e.g., ) levels in rangeland streams are a serious concern worldwide. Herded stream crossings by domestic sheep () are periodic, necessary managerial events on high-elevation rangelands, but their impacts on stream water quality are largely unknown. We eva...

journal_title：Journal of environmental quality

authors： Clark PE,Moffet CA,Lewis GS,Seyfried MS,Hardegree SP,Pierson FB

更新日期：2012-09-01 00:00:00

abstract：:Few effective strategies exist for remediating and restoring metal-contaminated soils. We have evaluated the potential of two environmentally compatible, nondestructive, biological soil-washing agents for remediating aged, lead-contaminated soils. Two contaminated soils were washed with 10 mM rhamnolipid biosurfactant...

journal_title：Journal of environmental quality

authors： Neilson JW,Artiola JF,Maier RM

更新日期：2003-05-01 00:00:00

abstract：:Phosphate treatments can reduce metal dissolution and transport from contaminated soils. However, diammonium phosphate (DAP) has not been extensively tested as a chemical immobilization treatment. This study was conducted to evaluate DAP as a chemical immobilization treatment and to investigate potential solids contro...

journal_title：Journal of environmental quality

authors： McGowen SL,Basta NT,Brown GO

更新日期：2001-03-01 00:00:00

abstract：:We examined constraints on soil CO2 respiration in natural oak woodlands, and adjacent vineyards that were converted approximately 30 yr ago from oak woodlands, in the Oakville Region of Napa Valley, California. All sites were located on the same soil type, a Bale (variant) gravelly loam (fine-loamy, mixed, superactiv...

journal_title：Journal of environmental quality

authors： Carlisle EA,Steenwerth KL,Smart DR

更新日期：2006-07-06 00:00:00

abstract：:Sulfonylurea herbicides are applied at relatively low rates (3 to 40 g ha(-1)) to control weeds in a variety of crops across the Canadian prairies. Because of their high phytotoxicity and the likelihood of their transport in surface runoff, there is concern about their possible impact to aquatic ecosystems. Little is ...

journal_title：Journal of environmental quality

authors： Cessna AJ,Donald DB,Bailey J,Waiser M,Headley JV

更新日期：2006-10-27 00:00:00

abstract：:Although the importance of vascular plant-derived dissolved organic carbon (DOC) in freshwater systems has been studied, the role of leached DOC as precursors of disinfection byproducts (DBPs) during drinking water treatment is not well known. Here we measured the propensity of leachates from four crops and four aquat...

journal_title：Journal of environmental quality

authors： Pellerin BA,Hernes PJ,Saraceno J,Spencer RG,Bergamaschi BA

更新日期：2010-04-13 00:00:00

abstract：:Pig (Sus scrofa domesticus) slurry (PS) is commonly applied as fertilizer to agricultural fields. Knowledge of PS nitrogen content is essential for good management, but PS nitrogen content is highly variable, not only between farms but also within a farm. Laboratory analysis of animal slurries is often expensive and i...

journal_title：Journal of environmental quality

authors： Yagüe MR,Quílez D

更新日期：2012-05-01 00:00:00

abstract：:Many attempts have been made worldwide to develop methods to identify the areas most threatened by soil degradation. Some soils in afflicted areas may be irreversibly degraded and thus have very little resilience (the ability to restore themselves). For the purpose of assessing the current state of soil degradation in...

journal_title：Journal of environmental quality

authors： Šarapatka B,Bednář M

更新日期：2015-01-01 00:00:00

abstract：:Phosphorus (P) runoff from manure can lead to eutrophication of surface water and algae growth. This study evaluates the impacts of alternative P reduction practices on dairy farm net returns and on potential P runoff. The P control practices include dairy herd nutrient management, crop nutrient management, and runoff...

journal_title：Journal of environmental quality

authors： Bosch DJ,Wolfe ML,Knowlton KF

更新日期：2006-04-26 00:00:00

abstract：:Constructed wetland treatment systems are used to remove selenium (Se) from flue-gas desulfurization (FGD) wastewater (WW). However, direct confirmation of the mechanism responsible for FGD WW Se retention in soil is lacking. A laboratory-based soil column study was performed to develop an evidence-based mechanism of ...

journal_title：Journal of environmental quality

authors： Galkaduwa MB,Hettiarachchi GM,Kluitenberg GJ,Hutchinson SL,Davis L,Erickson LE

更新日期：2017-03-01 00:00:00

abstract：:With increasing concern over potential polltion from farm wastes, there is a need for rapid and robust methods that can analyze livestock manure nutrient content. The near infrared spectroscopy (NIRS) method was used to determine nutrient content in diverse poultry manure samples (n=91). Various standard preprocessing...

journal_title：Journal of environmental quality

authors： Chen LJ,Xing L,Han LJ

更新日期：2010-09-01 00:00:00

abstract：:Land use and land cover (LULC) play a central role in fate and transport of water quality (WQ) parameters in watersheds. Developing relationships between LULC and WQ parameters is essential for evaluating the quality of water resources. In this paper, we present an artificial neural network (ANN)-based methodology to ...

journal_title：Journal of environmental quality

authors： Kalin L,Isik S,Schoonover JE,Lockaby BG

更新日期：2010-07-01 00:00:00

abstract：:The variations in the quality of floodwaters from the upper Leichhardt River catchment (1113 km), Mount Isa, in northwest Queensland, Australia, were examined to better understand the impact of urban, mining, and industrial activity on receiving waters. Water sampling was conducted during the 2006-2007 wet season and ...

journal_title：Journal of environmental quality

authors： Mackay AK,Taylor MP

更新日期：2013-03-01 00:00:00

abstract：:Very little has been reported on the effects of pH, Zn, and Mn on Cd uptake in rice ( L.) and their levels under field conditions. Rice accumulates a high concentration of Cd in acid soils, even at low soil Cd levels. Lime (CaO) was spread at 1200 kg ha on the topsoil of a rice field during the tillering stage. Effect...

journal_title：Journal of environmental quality

authors： Wang M,Yang Y,Chen W

更新日期：2018-03-01 00:00:00

abstract：:Animal manure contains partially digested feed fiber and grains where phosphorus (P) is bound in organic compounds that include myo-inositol 1,2,3,5/4,6-hexakis dihydrogenphosphate or phytic acid (IP6). Information is needed on the effects of other (non-IP6) organic ligands (LIGND) on the enzymatic dephosphorylation o...

journal_title：Journal of environmental quality

authors： Dao TH

更新日期：2004-01-01 00:00:00