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Table 3 Soil characteristics (0–10 cm) of three grazing systems in Chepareria, Kenya

From: Pasture enclosures increase soil carbon dioxide flux rate in Semiarid Rangeland, Kenya

Grazing system pH SOC (g/kg) TN (g/kg) C:N CEC (cmol(+)/kg) BD (g/cm3) Porosity (%)
GDE 6.1 ± 0.56a 6.6 ± 0.87a 0.7 ± 0.08a 10.2 ± 1.33a 8.7 ± 1.03a 1.4 ± 0.06b 46.4 ± 1.81a
CGE 6.2 ± 0.22a 6.2 ± 0.78a 0.6 ± 0.08a 10.0 ± 1.30a 8.9 ± 0.78a 1.4 ± 0.05b 45.4 ± 2.09b
OGR 6.0 ± 0.27a 4.9 ± 0.69b 0.5 ± 0.07b 9.2 ± 1.30b 8.9 ± 0.87a 1.5 ± 0.05a 44.8 ± 1.84b
LSD0.05 0.215 0.441 0.434 0.724 0.478 0.017 0.640
cv% 6.2 13.7 13.2 13.5 9.9 3.2 3.8
P-value 0.36 < 0.001 < 0.001 0.03 0.70 < 0.001 < 0.001
  1. Values are means ± SD (n = 9). Different lowercase letters indicate significant differences between grazing systems (P < 0.05)
  2. SOC soil organic carbon, TN total nitrogen, C:N carbon to nitrogen ratio, CEC cation exchange capacity, BD bulk density, OGR open grazing rangeland, GDE grazing dominated enclosure, CGE contractual grazing enclosure