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Table 3 Half-life (t 1/2) of soil heterotrophic respiration (R h) for three subtropical forest soils incubated over 90 days under five temperature and five moisture levels

From: Quantifying the short-term dynamics of soil organic carbon decomposition using a power function model

  PEa SS CB
Half-life (t 1/2) R h(t 1/2) Half-life(t 1/2) R h(t 1/2) Half-life (t 1/2) R h(t 1/2)
Temperature (oC)
 10 18.8 0.314 161.4 0.291 13.3 0.374
 17 17.3 0.384 175.0 0.351 9.6 0.569
 24 18.4 0.472 63.8 0.499 10.6 0.728
 31 15.5 0.638 13.5 0.823 13.3 1.027
 38 15.7 0.856 19.9 0.956 17.5 1.261
Moisture (% water holding capacity)
 20% 34.8 0.247 79.3 0.257 31.3 0.288
 40% 13.0 0.423 29.1 0.519 12.1 0.590
 60% 19.9 0.712 31.1 1.059 8.3 1.464
 80% 13.6 0.789 31.4 0.631 9.1 1.182
 100% 14.6 0.529 46.9 0.457 15.1 0.681
  1. aPE, SS, and CB represent the P. elliottii plantation, S. superba plantation, and conifer and broadleaf mixed forest soils, respectively