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animal agriculture(2)
emission rates(2)
poultry house(2)
agricultural air quality(1)
air pollution(1)
air quality(1)
area inlets(1)
area outlets(1)
biofilms(1)
dairy(1)
direct ventilation rates(1)
emission baseline(1)
emissions(1)
enhanced concentrations(1)
environmental factors(1)
extrinsic factors(1)
freestall barns(1)
greenhouse gases(1)
indicators(1)
indirect ventilation rates(1)
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