Environmental Study of Poultry Confinements(Jones, et al., 1984)

• Total dust 4.4 mg/m3

• Respirable dust 0.24 mg/m3

• NH3 active areas -- 25 ppm unused & unventilated -- 170 ppm

• CO2 - 0.05% - 0.1%

• CO, H2S, NO2, CH4, mercaptans, formaldehyde, -- below detectable levels

• Airborne bacteria & fungi -- 10,000 to 150,000 cfu/ml

• Endotoxins

  • total dust -- 0.77 to 61 mg/m3
  • respirable dust -- 0.71 to 15 mg/m3

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