Spatial analysis of a large magnitude erosion event following a Sierran wildfire.

abstract：:The use of marginal lands for biofuel production has been proposed as a promising solution for meeting biofuel demands while avoiding food-feed-fuel conflicts. However, uncertainty surrounds whether marginal lands can be reliably located, as well as their inherent biofuel potential and the possible environmental impac...

journal_title：Journal of environmental quality

authors： Bandaru V,Izaurralde RC,Manowitz D,Link R,Zhang X,Post WM

更新日期：2013-11-01 00:00:00

abstract：:Long-term water quality records for assessing natural variability, impact of management, and that guide regulatory processes to safeguard water resources are rare for California oak woodland rangelands. This study presents a 20-yr record (1981-2000) of nitrate-nitrogen (NO(3)-N) and suspended sediment export from a ty...

journal_title：Journal of environmental quality

authors： Lewis DJ,Singer MJ,Dahlgren RA,Tate KW

更新日期：2006-10-27 00:00:00

abstract：:Most studies of phosphorus (P) movement in soil have based their conclusions on patterns of extractable soil P as a function of depth, which has led to the assumption that no substantial leaching loss occurs because of high P-fixation capacity in mineral soils. Few studies have involved high-quality leachate samples c...

journal_title：Journal of environmental quality

authors： Brye KR,Andraski TW,Jarrell WM,Bundy LG,Norman JM

更新日期：2002-05-01 00:00:00

abstract：:Drift from pesticide spray application can result in contamination of nontarget environments such as surface waters. Azinphos-methyl (AZI) and endosulfan (END) deposition in containers of water was studied in fruit orchards in the Western Cape, South Africa. Additionally, attention was given to the contamination in fa...

journal_title：Journal of environmental quality

authors： Schulz R,Peall SK,Dabrowski JM,Reinecke AJ

更新日期：2001-05-01 00:00:00

abstract：:Soil spatial variability has a profound influence on most agronomic and environmental processes at field and landscape scales, including site-specific management, vadose zone hydrology and transport, and soil quality. Mobile sensors are a practical means of mapping spatial variability because their measurements serve ...

journal_title：Journal of environmental quality

authors： Scudiero E,Lesch SM,Corwin DL

更新日期：2016-07-01 00:00:00

abstract：:Farmed landscapes are engineered for productivity, and research suggests they contribute a disproportionate share of inorganic C to the Mississippi River and Gulf of Mexico. Here we use alkalinity and total organic C (TOC) measurements collected from the Raccoon River of Iowa to (i) evaluate inorganic and organic C co...

journal_title：Journal of environmental quality

authors： Jones CS,Schilling KE

更新日期：2013-01-01 00:00:00

abstract：:The state of Iowa requires developing total maximum daily loads (TMDLs) for over 400 water bodies that are listed on the 303(d) list of the impaired waters. The Raccoon River watershed, which covers approximately 9400 km2 of prime agriculture land and represents a typical Midwestern corn-belt region in west-central Io...

journal_title：Journal of environmental quality

authors： Manoj K,Wolter CF,Schilling KE,Gassman PW

更新日期：2010-07-01 00:00:00

abstract：:Mobility of dissolved organic matter (DOM) strongly affects the export of nitrogen (N) and phosphorus (P) from soils to surface waters. To study the sorption and mobility of dissolved organic C and P (DOC, DOP) in soil, the pH-dependent sorption of DOM to samples from Ap, EB, and Bt horizons from a Danish agricultural...

journal_title：Journal of environmental quality

authors： Gjettermann B,Styczen M,Hansen S,Borggaard OK,Hansen HC

更新日期：2007-04-05 00:00:00

abstract：:Mechanistic, predictive equations for phosphorus (P) transport in runoff from manure-applied fields constitute a critical knowledge gap for developing nonpoint-source pollution models. We derived two simple equations to describe the P release from animal manure during a rainfall event-one based on first-order P desorp...

journal_title：Journal of environmental quality

authors： Gérard-Marchant P,Walter MT,Steenhuis TS

更新日期：2005-04-20 00:00:00

abstract：:During recent decades, a change in land use in the mountainous regions of Northern Thailand has been accompanied by an increased input of agrochemicals. We identified lateral water flow and pesticide transport pathways and mechanisms in a Hapludult on a sloped litchi orchard in Northern Thailand. During two rainy seas...

journal_title：Journal of environmental quality

authors： Kahl G,Ingwersen J,Nutniyom P,Totrakool S,Pansombat K,Thavornyutikarn P,Streck T

更新日期：2007-06-27 00:00:00

abstract：:Is nitrate harmful to humans? Are the current limits for nitrate concentration in drinking water justified by science? There is substantial disagreement among scientists over the interpretation of evidence on the issue. There are two main health issues: the linkage between nitrate and (i) infant methaemoglobinaemia, a...

journal_title：Journal of environmental quality

authors： Powlson DS,Addiscott TM,Benjamin N,Cassman KG,de Kok TM,van Grinsven H,L'Hirondel JL,Avery AA,van Kessel C

更新日期：2008-02-11 00:00:00

abstract：:Recent strategies to reduce elevated nitrate concentrations employ metallic Fe0 as a reductant. Secondary products of Fe0 corrosion include magnetite (Fe3O4), green rust [Fe6(OH)12SO4], and wüstite [FeO(s)]. To our knowledge, no studies have been reported on the reactivity of NO3- with FeO(s). This project was initiat...

journal_title：Journal of environmental quality

authors： Rakshit S,Matocha CJ,Haszler GR

更新日期：2005-07-05 00:00:00

abstract：:Concentrated animal feeding operations are major sources of ammonia to the atmosphere. Control methods to reduce emissions include acidifying amendments, urease inhibitors, and absorbents. For beef cattle, decreasing crude protein (CP) in diets may be the most practical and cost-effective method to reduce ammonia emis...

journal_title：Journal of environmental quality

authors： Todd RW,Cole NA,Clark RN

更新日期：2006-02-02 00:00:00

abstract：:When wetlands are disturbed by cattle, pulses of contaminants may be released. We studied nitrogen exports from a small pastoral wetland (1725 m) in the Lake Taupo Catchment, New Zealand, to which cattle and sheep had periodic access. Flow, turbidity, and water quality samples were collected at the wetland outlet over...

journal_title：Journal of environmental quality

authors： McKergow LA,Rutherford JC,Timpany GC

更新日期：2012-09-01 00:00:00

abstract：:A lysimeter trench was established at the Gardermoen delta (50 km north of Oslo, Norway) to study the flow of water and transport and degradation of aromatic jet fuel components (toluene and o-xylene) in the undisturbed unsaturated zone. Site investigations with ground-penetrating radar revealed the presence of dippin...

journal_title：Journal of environmental quality

authors： Søvik AK,Alfnes E,Breedveld GD,French HK,Pedersen TS,Aagaard P

更新日期：2002-11-01 00:00:00

abstract：:Trace elements (TEs) are universally present in environmental media, including soil, but agriculture uses some materials that have increased TE concentrations. Some TEs (e.g., Cu, Se, and Zn) are added to animal feeds to ensure animal health. Similarly, TEs are present in micronutrient fertilizers. In the case of phos...

journal_title：Journal of environmental quality

authors： Sheppard SC,Grant CA,Sheppard MI,de Jong R,Long J

更新日期：2009-03-25 00:00:00

abstract：:Condensed tannins can be found in various parts of many plants. Unlike lignin there has been little study of their fate as they enter the soil organic matter pool and their influence on nutrient cycling, especially through their protein-binding properties. We extracted and characterized tannin-rich fractions from humu...

journal_title：Journal of environmental quality

authors： Lorenz K,Preston CM

更新日期：2002-03-01 00:00:00

abstract：:Use of organic by-products as soil amendments in agricultural production exemplifies a strategy for converting wastes to resources. The overall objective of this research was to evaluate the short- and intermediate-term effects of repeatedly amending sandy soil with paper mill residuals (PMR) and composted PMR in a ve...

journal_title：Journal of environmental quality

authors： Foley BJ,Cooperband LR

更新日期：2002-11-01 00:00:00

abstract：:Subsurface tile drains in agricultural systems of the midwestern United States are a major contributor of nitrate-N (NO-N) loadings to hypoxic conditions in the Gulf of Mexico. Hydrologic and water quality models, such as the Soil and Water Assessment Tool, are widely used to simulate tile drainage systems. The Hoogho...

journal_title：Journal of environmental quality

authors： Moriasi DN,Gowda PH,Arnold JG,Mulla DJ,Ale S,Steiner JL,Tomer MD

更新日期：2013-11-01 00:00:00

abstract：:Water quality in streams is dependent on landscape metrics at catchment and wetland scales. A study was undertaken to evaluate the correlation between landscape metrics, namely patch density and area, shape, heterogeneity, aggregation, connectivity, land-use ratio, and water quality variables (salinity, nutrients, sed...

journal_title：Journal of environmental quality

authors： Moreno-Mateos D,Mander U,Comín FA,Pedrocchi C,Uuemaa E

更新日期：2008-10-23 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：:Isoxaflutole is a preemergence herbicide that has been marketed as a substitute for atrazine. It is rapidly transformed to a more stable and soluble diketonitrile degradate (DKN) after field application and can further degrade to a benzoic acid degradate (BA) within soil. However, no previous research has been conduct...

journal_title：Journal of environmental quality

authors： Wu SH,Goyne KW,Lerch RN,Lin CH

更新日期：2011-03-01 00:00:00

abstract：:Bedding materials may affect air quality in livestock facilities. Our objective in this study was to compare headspace concentrations of ammonia (NH), total reduced sulfides (TRS), carbon dioxide (CO), methane (CH), and nitrous oxide (NO) when pine wood chips ( spp.) and corn stover ( L.) were mixed in various ratios ...

journal_title：Journal of environmental quality

authors： Spiehs MJ,Brown-Brandl TM,Parker DB,Miller DN,Berry ED,Wells JE

更新日期：2016-03-01 00:00:00

abstract：:The stabilization of Pb on additions of P to contaminated soils and mine spoil materials has been well documented. It is clear from the literature that different P sources result in different efficacies of Pb stabilization in the same contaminated material. We hypothesized that the differences in the efficacy of Pb st...

journal_title：Journal of environmental quality

authors： Baker LR,Pierzynski GM,Hettiarachchi GM,Scheckel KG,Newville M

更新日期：2014-03-01 00:00:00

abstract：:One strategy to limiting eutrophication in waterways is to reduce the concentration of water-extractable P (WEP) in land-applied manure. In this study, we investigated the feasibility of using mine drainage residuals (MDR), waste solids produced in large quantities from coal mine drainage treatment, to reduce WEP in d...

journal_title：Journal of environmental quality

authors： Hedin R,Hedin B,Spargo JT,Brimmer R

更新日期：2020-11-01 00:00:00

abstract：:Calcium superphosphate and apple ( Mill.) waste can be used for controlling N loss and improving compost quality during composting, whereas integrated addition of the two additives on composting process remains unexplored. Therefore, this study was conducted to investigate the effects of combined use of calcium superp...

journal_title：Journal of environmental quality

authors： Jiang J,Kang K,Zhang C,Yan G,Lv J,Li Y

更新日期：2019-09-01 00:00:00

abstract：:Digestion of municipal wastewater biosolids is a necessary prerequisite to their beneficial use in land application, in order to protect public health and the receiving environment. In this study, 13 pharmaceuticals and personal care products (PPCPs), 11 musks, and 17 polybrominated diphenyl ethers were analyzed in 84...

journal_title：Journal of environmental quality

authors： Guerra P,Kleywegt S,Payne M,Svoboda ML,Lee HB,Reiner E,Kolic T,Metcalfe C,Smyth SA

更新日期：2015-07-01 00:00:00

abstract：:The rapid economic and industrial growth of China, exemplified by a 10-fold increase in its gross domestic product in the past 15 years, has lifted millions of its citizens out of poverty but has simultaneously led to severe environmental problems. The World Health Organization estimates that approximately 2.4 million...

journal_title：Journal of environmental quality

authors： Zhang M,Xu J

更新日期：2011-11-01 00:00:00

abstract：:Nitrate lost from agricultural soils is an economic cost to producers, an environmental concern when it enters rivers and lakes, and a health risk when it enters wells and aquifers used for drinking water. Planting a winter wheat cover crop (CC) and/or use of controlled tile drainage-subirrigation (CDS) may reduce los...

journal_title：Journal of environmental quality

authors： Drury CF,Tan CS,Welacky TW,Reynolds WD,Zhang TQ,Oloya TO,McLaughlin NB,Gaynor JD

更新日期：2014-03-01 00:00:00

abstract：:Terrestrial ecosystems, both natural ecosystems and agroecosystems, generate greenhouse gases (GHGs). The chamber method is the most common method to quantify GHG fluxes from soil-plant systems and to better understand factors affecting their generation and mitigation. The objective of this study was to review and syn...

journal_title：Journal of environmental quality

authors： Clough TJ,Rochette P,Thomas SM,Pihlatie M,Christiansen JR,Thorman RE

更新日期：2020-09-01 00:00:00