Results 101 to 110 of about 20,584 (260)

An Optimal Application of Swine Effluent in Texas and Oklahoma Panhandle Determined by Bayesian Stochastic Dynamic Programming [PDF]

open access: yes
Swine Effluent Irrigation, Environmental Economics and Policy,
Hattey, Jeffory A.   +5 more
core   +1 more source

Der Auslauf in der ökologischen Schweinemast: Verschmutzungsverteilung und Ammoniakemissionen [PDF]

open access: yes, 2015
Ammonia emissions are an important problem in agricultural systems. Organic pig production raises a claim to offer high animal welfare. However, gaseous emissions can exhaust out of outdoor runs.
Bussemas, Ralf   +5 more
core  

Characterization of iodine particles with Volatilization-Humidification Tandem Differential Mobility Analyser (VH-TDMA), Raman and SEM techniques [PDF]

open access: yes, 2006
Particles formed upon photo-oxidation of CH2I2 and particles of I2O5 and HIO3 have been studied using a Volatilisation and Humidification Tandem Differential Mobility Analyser (VH-TDMA) system.
Bostrom, Thor E.   +4 more
core   +3 more sources

Cost‐Benefit Analysis of the European Union Carbon Border Adjustment Mechanism in Fertilizer Trade

open access: yesAgribusiness, EarlyView.
ABSTRACT The carbon border adjustment mechanism (CBAM), launching 2026, will charge EU importers for embedded carbon emissions, aiming to reduce emissions but raising import costs. Shifts in demand following implementation may reduce carbon emissions, but importers will bear the cost of increased prices.
Natalie Crisci   +3 more
wiley   +1 more source

Modelling manure NPK flows in organic farming systems to minimise nitrate leaching, ammonia volatilization and nitrous oxide emissions (OF0197) [PDF]

open access: yes, 2002
Manure is an important source of organic matter and nutrients in organic farming systems, principally nitrogen (N), phosphorus (P) and potassium (K).
Anon
core  

A model of nitrous oxide evolution from soil driven by rainfall events: 1. Model structure and sensitivity [PDF]

open access: yes, 1992
This paper describes a rain-event driven, process-oriented simulation model, DNDC, for the evolution of nitrous oxide (N2O), carbon dioxide (CO2), and dinitrogen (N2) from agricultural soils.
Frolking, Steve   +2 more
core   +2 more sources

Challenges and enablers in fluidization technology

open access: yesAIChE Journal, EarlyView.
Abstract Gas–solid fluidized beds provide excellent heat and mass transfer for high‐throughput operations from coating to catalytic conversion and underpin emerging low‐carbon technologies. Yet industrial reliability, scale‐up, and control lag scientific understanding, particularly as finer, stickier, and more variable feedstocks increasingly challenge
J. Ruud van Ommen, Jia Wei Chew
wiley   +1 more source

Multiple Nitrogen Sources Application Inhibits Increasing Ammonia Volatilization Under Reducing Irrigation

open access: yesAgronomy
Farmland ammonia (NH3) volatilization is an important source of NH3, and the application of chemical fertilizer nitrogen (N) is the main factor affecting NH3 volatilization.
Taotao Chen   +9 more
doaj   +1 more source

Ammonia volatilization from grazed pastures

open access: yes, 1988
Tijdens het weideseizoen van 1986 en van 1987 werd onder verschillende experimentele en omgevingsomstandigheden de ammoniakvervluchtiging uit urineplekken gemeten. Voor de metingen werd een windtunnelsysteem gebruikt, waarin de milieuomstandigheden vrijwel gelijk waren aan de ...
Vertregt, N., Rutgers, B.
openaire   +1 more source

Nitrification-denitrification in WSP: a mechanism for permanent nitrogen removal in maturation ponds [PDF]

open access: yes, 2009
A pilot-scale primary maturation pond was spiked with 15N-labelled ammonia (15NH4Cl) and 15N labelled nitrite (Na15NO2), in order to improve current understanding of the dynamics of inorganic nitrogen transformations and removal in WSP systems.
Camargo Valero, M   +5 more
core  

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