Table 3. Biomass of mesofauna (total and community weighted mean biomass (CWB) of springtails and mites) and earthworms in a long-term fertilization experiment in Lanna; mean (SE).
Different letters indicate significant treatment effects within each group (lme, Tukey p < 0.05, n = 4).
| Treatment |
Mesofauna (mg DW m−2) |
Springtail CWB (µg/ind) |
Mite CWB (µg/ind) |
Earthworms (g DW m−2) |
|---|---|---|---|---|
| Unfertilized | 3.1 (0.6) b | 0.6 (0.1) | 0.9 (0.1) c | 1.8 (0.7) b |
| Ca(NO3)2 | 3.6 (0.5) b | 0.8 (0.1) | 2.1 (0.1) abc | 2.5 (0.9) b |
| (NH4)2SO4 | 7.4 (1.7) ab | 0.7 (0.1) | 3.3 (0.8) ab | 2.1 (0.7) b |
| Grass hay | 3.7 (0.7) b | 0.5 (0.1) | 1.8 (0.2) bc | 1.8 (0.5) b |
| Farmyard manure | 12.8 (1.8) a | 0.6 (0.1) | 3.3 (0.3) ab | 5.9 (1.0) a |
| Household compost | 5.8 (1.2) b | 0.6 (0.1) | 3.6 (0.4) a | 1.7 (0.5) b |
| Sewage sludge | 7.2 (1.9) b | 0.7 (0.1) | 1.4 (0.3) c | 2.8 (0.8) ab |