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Table 1 The soil properties at different sites along the altitudes

From: Response of soil microbial community structure and function to different altitudes in arid valley in Panzhihua, China

 

Low

Medium

High

pH

5.45 ± 0.42a

5.40 ± 0.26a

5.17 ± 0.13b

SOC (g·kg−1)

10.20 ± 1.02b

6.30 ± 0.67c

16.38 ± 1.34a

Moisture (%)

27.25 ± 1.54b

32.09 ± 1.39a

33.31 ± 1.91a

TN (g·kg−1)

2.48 ± 0.49b

1.87 ± 0.15c

3.12 ± 0.19a

TP (g·kg−1)

1.07 ± 0.49c

1.16 ± 0.10b

1.33 ± 0.06a

TK (g·kg−1)

6.75 ± 0.20a

6.13 ± 0.76b

5.55 ± 0.48b

AN (mg·kg−1)

31.64 ± 7.43b

21.81 ± 3.43c

46.26 ± 2.53a

AP (mg·kg−1)

7.41 ± 2.73b

4.61 ± 2.70c

33.77 ± 7.50a

AK (mg·kg−1)

327.63 ± 78.82b

412.87 ± 257.69b

1094.40 ± 121.32a

Temperature (°C)

25.07 ± 0.54a

24.32 ± 1.59a

20.91 ± 0.99b

SMBC (mg·kg−1)

90.67 ± 13.05b

62.08 ± 9.68c

156.80 ± 4.92a

SMBN (mg·kg−1)

5.24 ± 1.26a

3.37 ± 0.63b

5.35 ± 0.61a

  1. Data are average ± SEM (n = 3). Different letters in a column denote statistically significant differences (P < 0.05). SOC Soil organic carbon, MO Moisture, TN Total nitrogen, TP Total phosphorus, TK Total potassium, AN Available nitrogen, AP Available phosphorus, AK Available potassium, ST Soil temperature, SMBC Soil microbial biomass carbon, SMBN soil microbial biomass nitrogen. High, altitude 2000 m a.s.l.; medium, altitude 1800 m a.s.l.; low, altitude 1600 m a.s.l