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Table 1 Abundance of earthworms (Allolobophora chlorotica and Apporrectodea rosea) and the soil properties in caves and surfaces. Values are presented as mean ± SD

From: Gut microbiome reflect adaptation of earthworms to cave and surface environments

Habitat

 

Cave

Surface

 

Site

1

2

3

4

Longitude (°E)

16.74

16.74

16.72

16.7

Latitude (°N)

49.41

49.39

49.38

49.36

Earthworm identity

A. chlorotica

A. rosea

A. rosea

A. chlorotica

Earthworm abundance (ind. m−2)

20.7 ± 39.5

2.6 ± 1.1

71.7 ± 24.1

39.3 ± 18.4

pH

7.8 ± 0.1

7.9 ± 0.1

7.7 ± 0.1

7.8 ± 0.0

Conductivity (µS cm−1)

82 ± 15

107 ± 47

178 ± 32

242 ± 27

Soil HWC (mg kg−1)

461.7 ± 134.9

530.8 ± 400.4

93 ± 14.1

98.4 ± 20.3

Soil NH + 4 (mg kg−1)

4 ± 1.2

6.2 ± 6.4

1.6 ± 1.2

1.6 ± 0.3

Soil NO- 3 (mg kg−1)

54.4 ± 24.7

213.5 ± 294.2

16 ± 4.0

14.6 ± 9.8

Soil PO3- 4 (mg kg−1)

8.2 ± 3.6

9.9 ± 4.0

6.5 ± 1.4

8.2 ± 4.3

Soil SO2- 4 (mg kg−1)

33.9 ± 10.2

68.8 ± 60.5

14.9 ± 5.6

4.3 ± 0.5

Soil Cl (mg kg−1)

10.1 ± 3.3

14.1 ± 6.7

12.2 ± 7.3

2.6 ± 0.3

Soil Na+ (mg kg−1)

16.5 ± 5.5

23.9 ± 16.0

4.9 ± 1.7

1.6 ± 0.2

Soil K+ (mg kg−1)

15.8 ± 0.8

20.2 ± 7.7

14.9 ± 5.5

11.1 ± 3.9

Soil Mg2+ (mg kg−1)

12.8 ± 1.6

18.4 ± 12.4

10.6 ± 0.2

9.5 ± 0.0

Soil Ca2+ (mg kg−1)

149.7 ± 39.3

232.9 ± 77.6

104.2 ± 12.1

90.3 ± 18.4

  1. Locations of sampling sites as shown in Fig. 1