Table 2. Daily emission of particulate matter (PM10 and PM2.5) and ammonia (NH3) in different types of poultry houses
Poultry Houses | PM (μg/m3) | NH3 (ppm)* |
PM10 | PM2.5 | Center | End |
Outside (Means) | 226.0 | 39.3 | - | - |
First | 54.2 | 34.6 | - | - |
Second | 137.9 | 23.2 | - | - |
Third | 486.0 | 60.1 | - | - |
Barn (Means) | 557.1 | 77.5 | 0.99 | 1.15 |
First | 445.1 | 38.4 | 0.01 | 0.67 |
Second | 513.4 | 85.8 | 2.02 | 1.82 |
Third | 712.8 | 108.2 | 0.96 | 0.96 |
Aviary (Means) | 4,786.7 | 388.6 | 3.00 | 4.80 |
First | 6,995.8 | 503.0 | 0.12 | 2.35 |
Second | 2,873.9 | 232.1 | 0.01 | 2.16 |
Third | 4,490.3 | 430.8 | 8.88 | 9.88 |
Cage (Means) | 414.8 | 52.4 | 7.70 | 9.20 |
First | 229.7 | 40.0 | 0.01 | 3.18 |
Second | 528.8 | 57.0 | 4.73 | 5.47 |
Third | 486.0 | 60.1 | 18.4 | 18.9 |
Measurement location of NH3