Hometop nav spacerAbout ARStop nav spacerHelptop nav spacerContact Ustop nav spacerEn Espanoltop nav spacer
Printable VersionPrintable Version     E-mail this pageE-mail this page
United States Department of Agriculture Agricultural Research Service
Search
 
 
 
Educational Resources
Outreach Activities
National Agricultural Library
Archives
Publications
Manuscripts (TEKTRAN)
Software
Datasets
Freedom of Information Act and Privacy Act Reference Guide
 

TEKTRAN
The ARS Manuscripts Database
Search What is TEKTRAN Browse The Latest
Agricultural Chemicals in Water
item Agricultural Policy Environmental eXtender simulation of three adjacent row-crop watersheds in the claypan region (Apr 2013)
item Treatment technologies for ammonia in liquid manure: nitrification/denitrification and anammox based deammonification (Apr 2013)
item Ammonia recovery from livestock wastewater with gas permeable membranes (Apr 2013)
item Designing relevant biochars as soil amendments using lignocellulosic and manure-based feedstocks (Apr 2013)
item A bacterial community analysis using reverse transcription (RT) PCR which detects the bacteria with high activity in a wastewater treatment reactor (Mar 2013)
item Deammonification reaction in digested swine effluents (Mar 2013)
item Developing a web-based forecasting tool for nutrient management (Mar 2013)
item Dairy manure biochar as a phosphorus fertilizer (Feb 2013)
item Event based analysis of Chlorothalonil concentrations following application to managed turf (Feb 2013)
item Re-analysis of experiments to quantify irreversibility of pesticide sorption-desorption in soil (Feb 2013)
item Nutritional and management strategies to mitigate animal greenhouse gas emissions (Feb 2013)
item Effects of soil moisture on the diurnal pattern of pesticide emission: Comparison of simulations with field measurements (Feb 2013)
item Pesticide emissions from soil – fate and predictability (Feb 2013)
item Assessment of methods for methyl iodide emission reduction and pest control using a simulation model (Feb 2013)
item Mitigation of greenhouse gas emissions in livestock production: a review of technical options for non-C02 emissions (Jan 2013)
item Measuring gas emissions from animal waste lagoons with an inverse-dispersion technique (Jan 2013)
item Dairy manure biochar as a phosphorus fertilizer (Dec 2012)
item Toward understanding mechanisms controlling urea delivery in a coastal plain watershed (Dec 2012)
item Integrating watershed- and farm-scale modeling framework for targeting critical source areas while maintaining farm economic viability (Nov 2012)
item Thermochemical conversion technologies for production of renewable energy and value-added char from animal manures (Nov 2012)
item Relationship of land uses with occurrence of contaminants of emerging concern in streams of southeastern Minnesota (Nov 2012)
item Ammonia recovery from livestock waste using gas permeable membrane technology (Nov 2012)
item Phosphorus transport by surface and subsurface flow pathways in an upland agricultural watershed (Oct 2012)
item Managing livestock to mitigate nitrogen losses and adapt to climate change (Oct 2012)
item Nitrogen – climate interactions in US agriculture (Oct 2012)
item Goodwater Creek experimental watershed LTAR - representing runoff-prone environments (Oct 2012)
item Pedology: changes in the science, changes in the profession (Oct 2012)
item Module for phosphorus separation and recycling from liquid manures (Oct 2012)
item Measuring urea persistence, distribution and transport on coastal plain soils (Oct 2012)
item Effect of tillage on phosphorus leaching through coastal plain soils (Oct 2012)
item Cover crop water quality benefits in intensive production (Oct 2012)
item Relationship of land uses with occurrence of contaminants of emerging concern in streams of southeastern Minnesota (Oct 2012)
item Potential Transport and Degradation of “Aged” Pesticide Residues in Soil (Oct 2012)
item Method for recovery of phosphorus from animal wastewater (Sep 2012)
item Dairy gas emissions model: reference manual (Sep 2012)
item Effect of carbonaceous soil amendments on potential mobility of weak acid herbicides in soil (Sep 2012)
item Poultry litter and switchgrass blending and pelletizing characteritics for biochar production (Sep 2012)
item Indaziflam adsorption in soils amended with olive cake and olive cake biochar: Effect of dose and temperature (Sep 2012)
item Growth-promoting technologies decrease the carbon footprint, ammonia emissions, and costs of California beef production systems (Sep 2012)
item Carbon footprint and ammonia emissions of California beef production systems (Sep 2012)
item Creeping bentgrass putting green response to foliar nitrogen fertilization (Aug 2012)
item Off site transport of fungicides with snowmelt and rainfall runoff from golf course fairway turf (Aug 2012)
item Novel technology to measure dissolved anions on-site and on-line (Aug 2012)
item Development of clean technologies for management of wastes from pig production and their environmental benefits (Aug 2012)
item Effectiveness of biochar as a phosphorus fertilizer source for cotton (Jul 2012)
item A methodology to reduce uncertainties in the high-flow portion of the rating curve for Goodwater Creek Watershed (Jul 2012)
item Water balance for a west and midwest watershed (Jul 2012)
item Ammonia removal using nitrification and anammox in a single reactor (Jul 2012)
item A process-based method for evaluating terrace runoff and sediment yield (Jul 2012)
item Infiltration model for center pivot irrigation on bare soil (Jul 2012)
item Inverse-dispersion technique for assessing lagoon gas emissions (Jul 2012)
item Evaluation of center pivot sprinkler wind drift and evaporation measurement technique (Jul 2012)
item Hydrogen peroxide modification enhances the ability of biochar (hydrochar) produced from hydrothermal carbonization of peanut hull to remove aqueous heavy metals: Batch and column tests (Jul 2012)
item Compositional and thermal evaluation of lignocellulosic and poultry litter chars via high and low temperature pyrolysis (Jul 2012)
item Maize yield response to nitrogen as influenced by spatio-temporal variations of soil-water-topography dynamics (Jul 2012)
item Development and adoption of measures to prevent off-site nutrient transfers (Jul 2012)
item Green farming systems for the Southeast USA using manure-to-energy conversion platforms (Jul 2012)
item Solid or hollow: which core cultivation method is the most effective at reducing nutrient loss with runoff from turf? (Jul 2012)
item Streamlined ammonia removal from wastewater using biological deammonification process (Jul 2012)
item A fluidized bed technique for estimating soil critical shear stress (Jul 2012)
item Phase partitioning, retention kinetics, and leaching of fumigant methyl iodide in agricultural soils (Jun 2012)
item Accuracy of lagoon gas emissions using an inverse dispersion method (Jun 2012)
item Partial nitritation of swine wastewater in view of its coupling with the anammox process (May 2012)
item Manure-DNDC: a biogeochemical process model for quantifying greenhouse gas and ammonia emissions from livestock manure systems (May 2012)
item Differences in instream wood characteristics between channelized and unchannelized agricultural headwater streams in central Ohio (May 2012)
item Mitigating 1,3-dichloropropene, chloropicrin, and methyl iodide emissions from fumigated soil with reactive film (Apr 2012)
item Anaerobic transformation kinetics and mechanism of steroid estrogenic hormones in dairy lagoon water (Apr 2012)
item Advances in Irrigation: Select Works from 2010 Decennial Irrigation Symposium (Apr 2012)
item The Integrated Farm System Model: software for evaluating the performance, environmental impact and economics of farming systems (Apr 2012)
item DairyGEM: software for evaluating gaseous emissions from dairy farms (Apr 2012)
item A model for predicting VOC emission from silage (Apr 2012)
item Anammox sludge immobilized in polyvinyl alcohol (PVA) cryogel carriers (Apr 2012)
item Soil greenhouse gas emissions from three decades long-term experimental field of corn-soybean rotation and tillage treatments (Mar 2012)
item Accuracy of inverse dispersion method with open-path remote sensing instrument for measuring gas emission from waste lagoons (Mar 2012)
item Greenhouse gas emission and groundwater pollution potential of soils amended with raw swine manure, dry and wet pyrolyzed swine biochars (Mar 2012)
item Nitrogen Availability From Manure in Years Following a One-Time Application (Mar 2012)
item A case study of the potential environmental impacts of different dairy production systems in Georgia (Feb 2012)
item Impact of pyrolysis temperature and manure source on physicochemical characteristics of biochar (Feb 2012)
item Grazing: the whole picture (Jan 2012)
item Assessment of herbicide sorption by biochars and organic matter associated with soil and sediment (Jan 2012)
item Vertical distribution of phosphorus in a sandy soil fertilized with recovered manure phosphates (Jan 2012)
item The role of carbon dioxide in ammonia emission from manure (Jan 2012)
item Denitrification enzyme activity in swine wastewater effluent of a nitrification/denitrification treatment system (Jan 2012)
item Stochastic state-space temperature regulation of biochar production Part I: Theoretical development (Jan 2012)
item Stochastic state-space temperature regulation of biochar production Part II: Application to manure processing via pyrolysis (Jan 2012)
item A case study comparing the environmental impacts of grazing and confined dairies (Nov 2011)
item IFSM-predicted environmental and economic affects of bmps on representative farms in southeastern Pennsylvania (Nov 2011)
item Estimating emissions and evaluating mitigation strategies with process-based models (Oct 2011)
item Advances in biological nitrogen treatment of animal wastewater: Nitrification and anammox (Oct 2011)
item Abatement of ammonia emissions from confined animal feeding operations (Oct 2011)
item Fugitive gas adsorption capacity of biomass and animal-manure derived biochars (Oct 2011)
item Recovered phosphorus from animal manure and its use as fertilizer (Oct 2011)
item Validity of using backward Lagrangian Stochastic technique in measuring trace gas emission from treatment lagoon (Oct 2011)
item Integrating watershed– and farm–scale models to target critical source areas while maintaining farm economic viability (Sep 2011)
item Measuring trace gas emission from multi-distributed sources using vertical radial plume mapping (VRPM) and backward Lagrangian stochastic (bLS) techniques (Sep 2011)
item Assessing the impact of manure application method on runoff phosphorus using controlled and natural rainfall (Sep 2011)
item Long-term preservation of Anammox bacteria (Sep 2011)
item Fact sheets and slides summarizing Soil and Water Assessment Tool (SWAT) and Integrated Farm Systems Model (IFSM) (Sep 2011)
item Managing agricultural emissions to the atmosphere: State of the science, fate and mitigation, and identifying research gaps (Sep 2011)
item Mass balance evaluation of alcohol emission from cattle feed (Aug 2011)
item Inorganic carbon and emission of ammonia from manure (Aug 2011)
item Comparing two micrometeorological techniques for estimating trace gas emissions from distributed sources (Aug 2011)
item Ammonia adsorption capacity of biomass and animal-manure derived biochars (Aug 2011)
item DairyGEM: a software tool for whole farm assessment of emission mitigation strategies (Aug 2011)
item Degradation kinetics and mechanism of antibiotic ceftiofur in recycled water derived from beef farm (Aug 2011)
item Whole farm impact of anaerobic digestion and biogas use on a New York dairy farm (Aug 2011)
item Life cycle costing of a milk producing farm – cost assessment of environmental impact mitigation strategies (Aug 2011)
item Life cycle assessment of greenhouse gas emissions from beef production systems in California (Jul 2011)
item The tale of four lagoons (Jun 2011)
item Hydrothermal carbonization of municipal waste streams (Jun 2011)
item Experiences with anammox in the USA: Isolation, preservation and treatment performance of Brocadia caroliniensis (May 2011)
item Partial nitritation of swine wastewater in view of its coupling with the anammox process (May 2011)
item DairyGEM: A software tool for assessing emissions and mitigation strategies for dairy production systems (Apr 2011)
item Submission to GenBank of full 16S rRNA gene sequence of novel anammox bacterium Candidatus "Brocadia caroliniensis" NRRL B-50286 (Apr 2011)
item Sorption of bisphenol A, 17a-ethinyl estradiol and phenanthrene on thermally and hydrothermally produced biochars (Mar 2011)
item Recovery of ammonia nitrogen in livestock and industrial wastes using gas permeable membranes (Mar 2011)
item Phosphorus distribution in a soil fertilized with recovered manure phosphates (Mar 2011)
item Diurnal variation of diazinon volatilization: Soil moisture effects (Feb 2011)
item Economic and phosphorus-related effects of precision feeding and forage management at a farm scale (Feb 2011)
item Chemical structures of swine-manure chars produced under different carbonization conditions investigated by advanced solid-state 13C nuclear magnetic resonance (NMR) spectroscopy (Jan 2011)
item Use of gas-permeable membranes for the removal and recovery of ammonia from high strength livestock wastewater (Jan 2011)
item Irrigation, organic matter addition, and tarping as methods of reducing emissions of methyl iodide from agricultural soil (Jan 2011)
item Predicting methyl iodide emission, soil concentration, and pest control in a two-dimensional chamber system (Jan 2011)
item Development of an efficient extraction method for oxytetracycline in animal manure for high performance liquid chromatography analysis (Aug 2010)
     
Last Modified: 05/24/2013
ARS Home | USDA.gov | Site Map | Policies and Links 
FOIA | Accessibility Statement | Privacy Policy | Nondiscrimination Statement | Information Quality | USA.gov | White House