Characterization of organic matter in beef feedyard manure by ultraviolet-visible and fourier transform infrared spectroscopies.

abstract：:Farmers in eastern Colorado have commented that atrazine does not provide the length of weed control that they expected in fields that have received multiple applications of the herbicide. Multiple laboratory studies suggest that atrazine dissipates more rapidly in soils with a history of atrazine use compared with so...

journal_title：Journal of environmental quality

authors： Shaner DL,Henry WB

更新日期：2007-01-09 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：:Repeated manure application can lead to excessive soil test P (STP) levels and increased P concentration in runoff, but also to improved water infiltration and reduced runoff. Research was conducted to evaluate soil P tests in prediction of P concentration in runoff and to determine the residual effects of composted m...

journal_title：Journal of environmental quality

authors： Wortmann CS,Walters DT

更新日期：2006-03-01 00:00:00

abstract：:Phosphorus transport from agricultural soils contributes to eutrophication of fresh waters. Computer modeling can help identify agricultural areas with high potential P transport. Most models use a constant extraction coefficient (i.e., the slope of the linear regression between filterable reactive phosphorus [FRP] in...

journal_title：Journal of environmental quality

authors： Vadas PA,Kleinman PJ,Sharpley AN,Turner BL

更新日期：2005-03-01 00:00:00

abstract：:Carbon (C) and nitrogen (N) play an important role in the restoration of ecosystem functions of reclaimed mine soils (RMSs). Postreclamation land use in RMSs affects soil C and N pools and fluxes. We compared the effects of 28-yr-old postreclamation land uses (forest, hay, and pasture) on selected chemical properties ...

journal_title：Journal of environmental quality

authors： Shrestha RK,Lal R

更新日期：2007-10-24 00:00:00

abstract：:Urban sewage sludge (USS) is increasingly applied to agricultural soils, but mixed results have been reported because of variations in reuse conditions. Most field trials have been conducted in cropping systems, which conceal intrinsic soil responses to sludge amendments due to the rhizosphere effect and farming pract...

journal_title：Journal of environmental quality

authors： Hechmi S,Hamdi H,Mokni-Tlili S,Ghorbel M,Khelil MN,Zoghlami IR,Benzarti S,Jellali S,Hassen A,Jedidi N

更新日期：2020-07-01 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：:Land treatment of municipal wastewater effluent is a proven method for augmenting freshwater resources and avoiding direct nutrient discharges to surface waters. We assessed changes in soil test phosphorus (P) of the Ap horizon of cropped fields continuously irrigated for 26 yr with secondary effluent from the Penn St...

journal_title：Journal of environmental quality

authors： Jaiswal D,Elliott HA

更新日期：2011-01-01 00:00:00

abstract：:Complex variation in gas emissions from animal facilities has been shown in recent research reports. Uncertainties in these emission estimates are driving research activities concerning different animal species across the globe. Greenhouse gas (NO and CO) and NH concentrations were measured in a modern, tunnel-ventila...

journal_title：Journal of environmental quality

authors： Miles DM,Moore PA,Burns RT,Brooks JP

更新日期：2014-07-01 00:00:00

abstract：:The Langmuir model is commonly used for describing the sorption behavior of reactive solutes to surfaces and is often fit to sorption data using nonlinear least squares regression. An important assumption of least squares regression is that the predictor variable is error free. In the case of sorption data, this assum...

journal_title：Journal of environmental quality

authors： Bolster CH

更新日期：2008-08-08 00:00:00

abstract：:Water resources protection from nitrate nitrogen (NO3-N) contamination is an important public concern and a major national environmental issue. The abilities of the SOIL-SOILN model to simulate water drainage and nitrate N fluxes from orchardgrass (Dactylis glomerata L.) were evaluated using data from a 3-yr field exp...

journal_title：Journal of environmental quality

authors： Jabro JD,Stout WL,Fales SL,Fox RH

更新日期：2001-03-01 00:00:00

abstract：:There is increasing recognition of the adverse impacts of agricultural practices on microbial water quality leading to increased expectation on farmers to manage environmental impacts on water quality. Therefore, farmers require a tool to help them prioritize mitigations targeted at reducing fecal contamination of sur...

journal_title：Journal of environmental quality

authors： Muirhead R

更新日期：2015-01-01 00:00:00

abstract：:Natural fluctuations in light intensity may significantly affect the amount of CO assimilated by plants and ecosystems. Little is known, however, about the interactive effect of dynamic light conditions and atmospheric CO concentrations. The hypothesis that elevated CO concentration (EC; 700 μmol CO mol) increases pho...

journal_title：Journal of environmental quality

authors： Holišová P,Zitová M,Klem K,Urban O

更新日期：2012-11-01 00:00:00

abstract：:A field lysimeter study with bare ground and five different ground covers was established to evaluate the effect of forage grasses on the fate and transport of two herbicides in leachate. The herbicides were atrazine (ATR; 2-chloro-4-ethylamino-6-isopropylamino-1,3,5-triazine) and isoxaflutole [IXF; 5-cyclopropyl-4-(2...

journal_title：Journal of environmental quality

authors： Lin CH,Lerch RN,Garrett HE,Johnson WG,Jordan D,George MF

更新日期：2003-11-01 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

abstract：:We have examined the persistence and movement of a urea-type herbicide, isoproturon [IPU; 3-(4-isopropylphenyl)-1,1'-dimethylurea], in soil using a novel herbicide-detection device, the prototype of a portable electrochemical biosensor based on Photosystem II particles immobilized on printed electrodes, and evaluated ...

journal_title：Journal of environmental quality

authors： Malý J,Klem K,Lukavská A,Masojídek J

更新日期：2005-09-08 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：:Antibiotics may appear in the environment when manure, sewage sludge, and other organic amendments are added to soils. There is concern that the presence of antibiotics in soils may lead to the development of antibiotic-resistant bacteria which may spread to the rest of the environment. This paper aims at evaluating t...

journal_title：Journal of environmental quality

authors： Allaire SE,Del Castillo J,Juneau V

更新日期：2006-05-31 00:00:00

abstract：:Intensively managed golf courses are perceived by the public as possibly adding nutrients to surface waters via surface transport. An experiment was designed to determine the transport of nitrate N and phosphate P from simulated golf course fairways of 'Tifway' bermudagrass [Cynodon dactylon (L.) Pers.]. Fertilizer tr...

journal_title：Journal of environmental quality

authors： Shuman LM

更新日期：2002-09-01 00:00:00

abstract：:The loss of phosphorus (P) from land to water is detrimental to surface water quality in many parts of New Zealand and Australia. Farming, especially pasture-based dairying, can be a source of P loss, but preventing it requires a range of fully costed strategies because little or no subsidies are available and the eff...

journal_title：Journal of environmental quality

authors： McDowell RW,Nash D

更新日期：2012-05-01 00:00:00

abstract：:This study focused on the dissipation of propanil and 3,4 dichloroaniline (3,4 DCA) over time in the soil, field water, inlet water, and outlet water of paddy fields under three management systems: conventional water seeding (CON), conventional water seeding with supplied liquid manure (LMA), and dry seeding (DRY). Pr...

journal_title：Journal of environmental quality

authors： Milan M,Vidotto F,Piano S,Negre M,Ferrero A

更新日期：2012-09-01 00:00:00

abstract：:Spray irrigation of forested land can provide an effective system for nutrient removal and treatment of municipal wastewater. Evolution of N2 + N2O from denitrifying activity is an important renovation pathway for N applied to forested land treatment systems. Federal and state guidance documents for design of forested...

journal_title：Journal of environmental quality

authors： Meding SM,Morris LA,Hoover CM,Nutter WL,Cabrera ML

更新日期：2001-07-01 00:00:00

abstract：:Continued inputs of fertilizer and manure in excess of crop requirements have led to a build-up of soil phosphorus (P) levels and increased P runoff from agricultural soils. The objectives of this study were to determine the effects of two tillage practices (no-till and chisel plow) and a range of soil P levels on the...

journal_title：Journal of environmental quality

authors： Daverede IC,Kravchenko AN,Hoeft RG,Nafziger ED,Bullock DG,Warren JJ,Gonzini LC

更新日期：2003-07-01 00:00:00

abstract：:It is necessary to determine the risk of water pollution arising from amendment of organic by-products (OBs) to energy crops under Irish conditions. Therefore, the impact of landspreading two OBs on the quality of groundwater underlying plantations of Miscanthus X giganteus was assessed. Municipal biosolids and distil...

journal_title：Journal of environmental quality

authors： Galbally P,Fagan C,Ryan D,Finnan J,Grant J,McDonnell K

更新日期：2012-01-01 00:00:00

abstract：:Seventeen different wastewater sludges were characterized using both chemical and organic matter fractionation methods (water extraction, Van Soest method, and acid hydrolysis) and 6-mo incubation studies to assess their decomposition in soil. Simple correlation and multiple factor analysis (MFA) were then performed t...

journal_title：Journal of environmental quality

authors： Parnaudeau V,Nicolardot B,Pagès J

更新日期：2004-09-01 00:00:00

abstract：:Terbuthylazine [N2-tert-butyl-6-chloro-N4-ethyl-1,3,5-triazine-2,4-diamine] degradation pathways in agricultural soils were evaluated by following the appearance and mobility of its main transformation products: dealkylated and hydroxylated derivatives. Three experimental degradation studies in open field were perform...

journal_title：Journal of environmental quality

authors： Guzzella L,Rullo S,Pozzoni F,Giuliano G

更新日期：2003-05-01 00:00:00

abstract：:There is increasing concern about the environmental fate and impact of biosolids-associated anthropogenic organic chemicals, among which 4-nonylphenol (4-NP) is one of the most studied chemicals. This is primarily because 4-NP is an endocrine disruptor and has been frequently detected in environmental samples. Due to ...

journal_title：Journal of environmental quality

authors： Xia K,Jeong CY

更新日期：2004-07-01 00:00:00

abstract：:The potential excessive nutrient and/or microbial loading from mismanaged land application of organic fertilizers is forcing changes in animal waste management. Currently, it is not clear to what extent different rates of poultry litter impact soil microbial communities, which control nutrient availability, organic ma...

journal_title：Journal of environmental quality

authors： Acosta-Martínez V,Harmel RD

更新日期：2006-07-06 00:00:00

abstract：:The Water Erosion Prediction Project (WEPP) model has been tested for its ability to predict soil erosion, runoff, and sediment delivery over a wide range of conditions and scales for both hillslopes and watersheds. Since its release in 1995, there has been considerable interest in adding a chemical transport element ...

journal_title：Journal of environmental quality

authors： Perez-Bidegain M,Helmers MJ,Cruse R

更新日期：2010-11-01 00:00:00

abstract：:Polyacrylamide (PAM) is applied to 400000 irrigated hectares annually in the USA to control irrigation-induced erosion, yet the fate of dissolved PAM applied in irrigation water is not well documented. We determined the fate of PAM added to furrow streams under two treatments: Initial-10, 10 mg L(-1) PAM product appli...

journal_title：Journal of environmental quality

authors： Lentz RD,Sojka RE,Mackey BE

更新日期：2002-03-01 00:00:00