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Agricultural machinery Leq noise level
| Agricultural machinery noise level, dB(A) | Motorized backpack sprayer (n = 147) | Battery backpack sprayer (n = 44) | Rice blower (n = 35) | Hand tractor (n = 144) | Riding tractor (n = 58) | Hand grass mower (n = 121) |
|---|---|---|---|---|---|---|
| Median | 90.8 | 64.8 | 90.2 | 82.1 | 83.3 | 90.7 |
| 25th Percentile | 82.5 | 61.8 | 89.1 | 79.9 | 81.6 | 88.2 |
| 75th Percentile | 91.2 | 68.3 | 92.6 | 85.3 | 86.6 | 92.7 |
