Research Article
Cryptogamic Packed Biofilter as Potential Adsorbent for CO2, NH3, and H2S Impurities from Biogas
Table 1
Soil database and profile information.
| | Coordinates (Lat-Long) | -5.42057° S, 38.52185° E | -5.42519° S, 38.52794° E | -5.48036° S, 38.52422° E |
| | Appearance | Dark reddish-brown | Very dark greyish brown | Dark reddish-brown | | Sample name | T1 | T2 | T3 | T4 | | Depth (cm) | 0-15/20 | 20/25-40 | 0-15/20 | 15/20-40 | | Clay (%) | 62 | 40 | 50 | 58 | | Texture class | Clay | Clay | Clay | Clay | | Bulk density (g/cm3) | 1.02 | 1.34 | 1.18 | 1.21 | | pH H2O | 5.2 | 6.9 | 5.4 | 5.4 | | Exch. Cu (mg/kg) | 7.47 | 7.77 | 2.25 | 1.5 | | Exch. Zn (mg/kg) | 0.99 | 0.48 | 1.62 | 0.36 | | Exch. Mn (mg/kg) | 16.5 | 47.1 | 117.0 | 39.3 | | Exch. Fe (mg/kg) | 33.99 | 31.29 | 51.39 | 57.69 | | Organic C (%) | 1.49 | 1.36 | 1.77 | 1.10 | | C/N | 6.77 | 4.69 | 8.05 | 6.47 |
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