Ammonia emissions
An Assessment of Ammonia Emissions from Water-holding Structures for Hog Farms: Lagoon and Spray Technology and Potential Environmentally Superior Technologies
... all ammonia emissions in North ...of ammonia emissions, thus there are a number of environmental problems associated with swine ...the emissions from the water-holding structures at the ...
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Measurement and Modeling Ammonia Emissions from Broiler Litter
... estimating ammonia emissions from AFO ...determining ammonia emissions include: (1) standard wet chemistry analysis with an acid scrubber system, which usually provides measurement of average ...
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Nutritional and environmental effects on ammonia emissions from dairy cattle housing: A meta-analysis
... 3 emissions, which contribute to air, water, and soil pollution (FAO, ...2002). Ammonia emitted from animal opera- tions is of particular concern because it can cause animal health hazards when ...
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Comparative Assessment of Ammonia Emissions from Potential Environmentally Superior Technologies for Swine Facilities
... reduce ammonia emissions from the surface of the wetland cells (Figure ...included ammonia flux measurements from the inlet, midpoint and outlet cells of the wetland system, from the finishing pond, ...
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Ammonia emissions from cattle urine and dung excreted on pasture
... Ammonia emissions can be measured under field conditions by micrometeorologi- cal ...3 emissions from a circular plot of pasture soil, of 15 m radius, which had been treated with dairy cow urine ...
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Seasonal diet affects ammonia emissions from tie-stall dairy barns
... air emissions from livestock operations in Europe, few data are available on emissions from livestock facilities in the United States and the manage- ment practices that may minimize these ...on ...
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Effects of different litters on ammonia emissions from chicken manure
... on ammonia emissions from chicken manure and the effects of pH values of tea leaves and the mixtures of tea leaves and other litter on the ammonia emissions from chicken ...the ammonia ...
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Trends in Agricultural Ammonia Emissions and Ammonium Concentrations in Precipitation over the Southeast and Midwest United States
... ammonia emissions rate of ...of emissions, with 398 kilograms per square kilometer of ammonia emissions related to agricultural activities ...annual emissions of agricultural ...
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Possibility of reduction of ammonia emissions from manure storage piles
... reduce ammonia emis- sions by certain percentage in comparison with ref- erence technologies commonly used in the housing systems (JELÍNEK et ...the ammonia emissions from pig and broiler farmyard ...
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Verification of continual measuring methodology of ammonia emissions in animal husbandry
... carried out on ČERAZ farm in Soběslav. The hall capa- city was 28,800 chickens of age 18 days. The ammonia emissions from the straw litter and treated by enzymatic agent (Amalgerol and G-40) were measured. ...
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Ammonia emissions and dry deposition in the vicinity of dairy farms
... Sutton MA, Milford C, Dragosits U, Singles R, Fowler D, Ross C, Hill R, Jarvis SC, Pain B P, Harrison R, Moss D, Webb J, Espenhahn SE, Halliwell C, Lee DS, Wyers GP, Hill J, Apsimon HM. 1997. Gradients of atmospheric ...
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Ammonia emissions from a grazed field estimated by miniDOAS measurements and inverse dispersion modelling
... on emissions was observed from covariance with temperature, wind speed, and humidity and wetness measurements made on the field, revealing a diurnal emission ...evaluate emissions were carried out: a Period ...
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Ammonia emissions from pig and cattle slurry in the field and utilization of slurry nitrogen in crop production
... The emissions measured from small plots may be higher than from a larger area (Génermont and Cellier 1997), because of the edge effect: air with low NH 3 concentrations flows to the plots ...
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Dietary manipulation in dairy cattle: Laboratory experiments to assess the influence on ammonia emissions
... Two recent trials were conducted to assess the influ- ence of dietary protein concentration (manipulating the CP content of the diet) or protein form (different concen- trations of CT in the forage legume component of the ...
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Comparison of ammonia emissions related to nitrogen use efficiency of livestock production in Europe
... emissions among various European countries in relation to the production of animal protein from feed protein. The methodology is developed and implemented for the production of milk, beef, pork, chicken meat and ...
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Understanding Ammonia Emissions from Swine Animal Feeding Operations in North Carolina.
... vs. liquid mole fraction, which are displayed in Figure 1.2. Systems that obey these relations, i.e., ideal solutions, are relatively uncommon and are usually confined to neighboring substances taken from a homologous ...
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Characterization of Atmospheric Ammonia Emissions From Swine Waste Storage and Treatment Lagoons
... To determine the concentration of total nitrogen (aqueous ammonia, ammonium, and nitrates) in the slurry, lagoon water samples were taken once every day during the flux sampling periods[r] ...
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Greenhouse gas and ammonia emissions from an open-freestall dairy in Southern Idaho
... calculated emissions (using the gap-filling technique described above) of NH 3 and CH 4 as well as the on-farm emission estimate of N 2 O for May 2010 from the open-freestall source area are presented in ...in ...
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Ammonia emissions from slurry applications to land
... Table 6. Analyses of slurries derived from urine and feces samples collected from lactating dairy cows fed diets varying in protein concentration and protein form. Journal of Dairy [r] ...
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Ammonia emissions from dairy lagoons in the western U.S.
... WindTrax 2.0 software (Thunder Beach Scientific, Nanaimo, British Columbia, Canada) was used to determine lagoon emission rates, combining the backward Lagrangian stochastic (bLS) inverse-dispersion technique described ...
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