Table 1 Physiochemical values of the rhizospheric soil in different elevations.

From: Change of rhizospheric bacterial community of the ancient wild tea along elevational gradients in Ailao mountain, China

Indexes

Elevations (m)

2050

2200

2350

2500

TP (g/kg)

0.80 ± 0.10b

1.52 ± 0.06a

1.40 ± 0.09a

1.84 ± 0.28a

AP (g/kg)

0.19 ± 0.01b

0.20 ± 0.01ab

0.22 ± 0.01ab

0.24 ± 0.01a

SOM (g/kg)

70.44 ± 24.77c

157.29 ± 11.82ab

112.03 ± 24.22bc

203.78 ± 19.88a

N%

0.49 ± 0.06c

0.95 ± 0.05a

0.74 ± 0.06b

0.92 ± 0.09ab

C%

5.91 ± 0.86b

12.28 ± 0.63a

9.81 ± 0.82a

12.31 ± 1.37a

C/N ratio

11.84 ± 0.57b

12.95 ± 0.35ab

13.16 ± 0.27a

13.31 ± 0.27a

NH4+-N (mg/kg)

29.83 ± 1.07c

48.95 ± 2.11a

45.60 ± 3.02ab

39.84 ± 4.01b

NO3–N (mg/kg)

14.25 ± 0.89b

20.62 ± 2.02a

14.22 ± 0.44b

18.83 ± 1.85a

Soil moisture%

58.82 ± 6.94a

64.40 ± 6.13a

68.88 ± 2.60a

60.24 ± 2.25a

Soil pH

4.56 ± 0.04a

4.62 ± 0.37a

4.58 ± 0.37a

4.64 ± 0.60a

  1. Data are indicated as mean ± standard error (SE), n = 5; diverse small letters ‘a’ and ‘b’ show the statistically significant difference in elevation gradients using one-way ANOVA tests (P < 0.05); TP, total phosphorus; AP, available phosphorus, SOM, soil organic matter; N, total nitrogen; C, total carbon; NH4+-N, ammonium nitrogen; NO3–N, nitrate nitrogen.
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