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Table 8 Dry deposition velocities of water-soluble inorganic ions compared with treeless green spaces

From: Deposition of water-soluble inorganic ions in PM2.5 in a typical forestry system in Beijing, China

Ions Vd (cm·s− 1)
Current study Xing et al. (2018) (1-year) Chu et al. (2008) (3-month)
Daytime (n = 27) Nighttime (n = 18) (n = 12) (n = 32)
Na+ 0.38 ± 0.40 0.14 ± 0.30   4.42
NH4+ −0.13 ± 0.30 −0.01 ± 0.09 0.17 ± 0.11 1.65
K+ 0.59 ± 0.69 0.04 ± 0.42   10.29
Cl 0.05 ± 0.16 − 0.12 ± 0.86   7.53
NO3 0.29 ± 0.12 0.15 ± 0.11 0.35 ± 0.20 0.64
SO42− 1.21 ± 0.24 0.33 ± 0.42   1.12