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Table 9 Soil properties in exclosures and adjacent grazing lands with increasing age of exclosures and slope position

From: Exclosures restored the density and root colonization of arbuscular mycorrhizal fungi in Tigray, Northern Ethiopia

  pH EC (msm) P (ppm) K (ppm) N (%) OC (%) OM (%)
Land uses Exclosure 7.7 ± 0.03a 15.8 ± 0.38a 9.1 ± 0.45a 8.8 ± 0.2a 0.5 ± 0.01a 1.7 ± 0.05a 2.9 ± 0.09a
Grazing land 7.2 ± 0.03b 9.4 ± 0.38b 2.9 ± 0.45b 3.7 ± 0.29b 0.2 ± 0.01b 0.3 ± 0.05b 0.5 ± 0.09b
Age groups < 10 7.2 ± 0.05c 10.4 ± 0.64b 2.2 ± 0.67c 3.85 ± 0.49c 0.3 ± 0.02b 0.4 ± 0.11c 0.7 ± 0.19c
10–20 7.4 ± 0.05b 11.9 ± 0.64b 5.7 ± 0.67b 6.1 ± 0.49b 0.4 ± 0.02b 0.95 ± 0.11b 1.6 ± 0.19b
20–30 7.6 ± 0.05ab 12.4 ± 0.64b 6.16 ± 0.67b 6.7 ± 0.49ab 0.4 ± 0.02ab 1.2 ± 0.11ab 2.1 ± 0.19ab
> 30 7.7 ± 0.05a 15.8 ± 0.64a 9.9 ± 0.67a 8.3 ± 0.50a 0.5 ± 0.02a 1.4 ± 0.11a 2.5 ± 0.19a
Slope position Foot 7.7 ± 0.04a 14.2 ± 0.58a 7.2 ± 0.66a 6.6 ± 0.47a 0.4 ± 0.02a 1.2 ± 0.10a 2.1 ± 0.18a
Middle 7.5 ± 0.04b 12.4 ± 0.58ab 5.7 ± 0.66a 6.3 ± 0.4a 0.4 ± 0.02b 1.0 ± 0.10ab 1.7 ± 0.18ab
Upper 7.3 ± 0.04b 11.2 ± 0.58c 5.1 ± 0.66a 5.7 ± 0.46a 0.3 ± 0.020b 0.8 ± 0.10b 1.4 ± 0.18b
  1. Means in the same column followed by the same letter do not differ significantly at P < 0.05, mean ± SEM