Table 2 Comparison of concentrations and deposition fluxes of atmospheric N.
From: Characteristics of Atmospheric Reactive Nitrogen Deposition in Nyingchi City
Site | Land use | Concentration (μg N m−3) | Deposition fluxes (kg N ha −1 yr−1) | Reference | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
NH3 | NO2 | HNO3 | pNH4+ | pNO3− | NH3 | NO2 | HNO3 | pNH4+ | pNO3− | |||
Chengdu | U | 12.20 | 15.40 | 5.90 | 5.50 | |||||||
Wanzhou | U | 9.80 | 12.30 | 0.25 | 3.80 | 0.94 | ||||||
Payalaber.Singapo | U | 0.22 | 0.62 | |||||||||
Cavanagh.Singapo | U | 0.25 | 0.64 | |||||||||
Kallang.Singapo | U | 0.27 | 0.48 | |||||||||
Shifang | S | 14.90 | 10.60 | 5.10 | 3.50 | |||||||
Europe | SV | 1.12 | 2.39 | 0.20 | 0.82 | 0.40 | ||||||
Europe | G | 2.04 | 3.54 | 0.23 | 0.78 | 0.52 | ||||||
Yangtze | F/A | 4.50 | 0.27 | 2.20 | 1.90 | 0.88 | ||||||
Xishan | F | 2.10 | 6.10 | 0.60 | 4.40 | 1.20 | 10.50 | 3.10 | 6.10 | 11.20 | 4.00 | |
Europe | F | 1.03 | 2.15 | 0.24 | 0.73 | 0.45 | ||||||
Huinong | A | 3.20 | 4.10 | 0.70 | 4.20 | 0.90 | 1.40 | 1.50 | 1.80 | 2.00 | 0.50 | |
Feiyue | A | 5.50 | 6.00 | 0.60 | 4.50 | 1.10 | 6.50 | 1.90 | 1.70 | 1.70 | 0.40 | |
Europe | A | 3.65 | 2.56 | 0.30 | 1.41 | 0.66 | ||||||
Yangling | A | 6.00 | 7.20 | 1.30 | 3.80 | 4.10 | 7.40 | 3.80 | 3.20 | 2.50 | 2.30 | |
Sichuan | A | 3.71 | 2.62 | 0.56 | 3.15 | 1.15 | 2.68 | 1.08 | 1.28 | 1.62 | 0.59 | |
Huang-huai -hai plain | A | 10.20 | 3.30 | |||||||||
Yanting | A | 4.90 | 2.60 | 3.00 | 2.00 | |||||||
Jiangsu | A | 4.50 | 42.20 | 3.20 | 4.40 | |||||||
Quzhou | A | 14.50 | 9.30 | 0.60 | 13.50 | 5.30 | 22.20 | 17.30 | 3.70 | 10.20 | 4.00 | |
Dongbeiwang | A | 9.50 | 16.50 | 0.60 | 7.10 | 4.00 | 10.50 | 30.70 | 3.70 | 5.40 | 3.00 | |
Linzhi | U | 1.48 | 1.02 | 0.02 | 0.49 | 0.23 | 1.24 | 0.17 | 0.07 | 0.25 | 0.12 | this study |
