Table 3: SOC (gKg−1), TN (gKg−1), C/N ratio, pH (H2O), Av. P (mgKg−1), and Av. K+ (cmol (+)/kg soil) in relation to land use and soil depth (cm) (Mean ± S.E).

Variables
Depth (cm)Land use typesOverall
Protected forestOpen grasslandFarmland Grazing land

SOC0–1041.8 (±3.6)25.1 (±1.8)19.8 (±1.7)30.2 (±0.20)29.2(±1.3)b
10–2017.6 (±2.1)23.0 (±3.8)17.0 (±1.9)21.7 (±0.23)19.8 (±1.3)a
Overall29.7 (±4.5)a24.1 (±2.0)ab18.4 (±1.3)a26.0 (±0.20)b

TN0–10 2.6 (±0.8) 1.4 (±0.6) 1.4 (±0.2) 2.5 (±0.04)1.7 (±0.3)a
10–20 1.6 (±0.8) 1.4 (±0.5) 1.3 (±0.5) 1.8 (±0.04)1.5 (±0.3)a
Overall 2.1 (±0.6)a 1.4 (±0.4)a 1.4 (±0.2)a 2.1 (±0.03)a

C : N
0–1047.85 (±14.45)53.68 (±31.04)15.42 (±3.43)14.87 (±4.44)32.96 (±6.85)a
10–2011.46 (±4.01)29.84 (±11.37)26.40 (±12.21)13.51 (±2.04)20.30 (±6.85)a
Overall29.66 (±9.31)a41.76 (±16.08)a20.91 (±6.25)a14.19 (±2.31)a

pH0–105.97 (±0.14)5.34 (±0.31)6.15 (±0.21)5.67 (±0.10)5.78 (±0.11)a
10–205.44 (±0.23)5.40 (±0.28)5.70 (±0.23)5.67 (±0.05)5.55 (±0.11)a
Overall5.70 (±0.16)5.37 (±0.20)a5.92 (±0.16)a5.67 (±0.05)a

Av. P 0–101460 (±260)1130 (±430)5120 (±1020)2140 (890)2460 (±590)a
10–203790 (±1710)2090 (±620)3940 (±2280)2250 (±620)3020 (±590)a
Overall2630 (±900)a1610 (±390)a4530 (±1190)a2190 (±510)a

Av. K+0–100.28 (±0.03)0.12 (±0.01)0.29 (±0.04)0.13 (±0.01)0.21 (±0.02)a
10–200.23 (±0.08)0.11 (±0.01)0.18 (±0.03)0.10 (±0.01)0.16 (±0.02)a
Overall0.26 (±0.04)b0.11 (±0.01)a0.24 (±0.03)b0.12 (±0.01)a

Overall means within rows and columns followed by different letters are significantly different ( ) with respect to land use and soil depths.