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Table 5 Mean carbon values of the components of each carbon pool (± standard deviation) [aboveground (AG), belowground (BG) and SOC], for each land use within each location

From: Impacts of pine plantations on carbon stocks of páramo sites in southern Ecuador

Location (m a.s.l.)

Land use

Aboveground C (t/ha)

Belowground C (t/ha)

SOC (t/ha)

Carbon stock (AG + BG + SOC)

(hebs + shrubs + litter + dead wood)

Pines

Total AG

Roots

Pine roots

Total BG

0–15 cm

15–30 cm

30–45 cm

Total SOC

Irquis (2800)

NG

15.0 (3.8)a

 

15.0 (3.8)b

1.2

 

1.2 (0.4)b

85.8 (21.1)a

72.8 (17.0)a

61.1 (14.9)a

219.7 (50.7)a

235.9 (48.1)a

G

9.0 (2.7)b

 

9.0 (2.7)c

0.6

 

0.6 (0.3)c

67.5 (11.4)a

58.1 (11.7)a

46.0 (12.8)a

171.5 (32.5)a

181.1 (33.6)b

Pi

14.5 (5.7)ab

91.7

106.2 (14.8)a

2.7

4.4

7.1 (1.1)a

46.4 (12.3)b

39.4 (6.3)b

32.8 (3.4)b

118.6 (21.4)b

231.9 (30.7)a

Nero (3230)

NG

21.3 (12.6)a

 

21.3 (12.6)b

4.4

 

4.4 (1.7)b

109.8 (23.0)a

105.6 (15.1)a

94.0 (17.8)a

309.4 (46.4)a

335.1 (52.9)a

G

18.3 (5.5)a

 

18.3 (5.5)b

1.4

 

1.4 (0.3)c

142.9 (53.1)a

114.8 (30.0)a

106.0 (15.6)a

363.7 (85.1)a

383.4 (81.8)a

Pi

16.9 (7.4)a

51.6

68.5 (15.6)a

2.6

3.5

6.1 (1.2)a

106.9 (19.8)a

105.6 (12.3)a

105.4 (23.1)a

317.9 (45.7)a

392.5 (52.1)a

La Paz (3340)

NG

25.1 (18.4)a

 

25.1 (18.4)b

2.9

 

2.9 (1.4)b

101.2 (18.0)a

95.8 (15.2)a

77.4 (10.9)a

274.5 (42.4)a

302.5 (42.8)a

G

6.3 (1.4)b

 

6.3 (1.4)c

1.5

 

1.5 (0.3)c

94.9 (26.4)a

89.1 (24.1)a

84.0 (31.9)a

267.9 (81.5)ab

275.7 (80.6)a

Pi

13.9 (2.4)a

54.7

68.6 (22.0)a

2.7

4.0

6.7 (1.6)a

77.8 (18.4)a

81.3 (14.3)a

65.5 (7.0)a

224.6 (28.9)b

299.9 (35.1)a

Tutupali Chico (3450)

NG

28.0 (17.2)a

 

28.0 (17.2)b

3.1

 

3.1 (1.5)b

135.2 (15.0)a

124.7 (13.2)a

113.3 (16.0)a

373.2 (24.5)a

404.3 (33.7)a

G

8.5 (4.5)b

 

8.5 (4.5)c

1.4

 

1.4 (0.3)c

125.6 (14.2)a

124.6 (7.8)a

103.8 (7.1)a

354.0 (24.2)a

363.9 (22.6)b

Pi

9.1 (1.7)b

50.0

59.1 (19.0)a

4.5

3.5

8.0 (1.6)a

123.4 (20.5)a

102.6 (10.6)b

88.7 (13.5)b

314.7 (27.5)b

381.8 (32.9)ab

Tutupali Grande (3480)

NG

18.8 (15.2)a

 

18.8 (15.2)b

2.3

 

2.3 (0.5)b

99.8 (18.0)a

79.1 (27.0)a

78.6 (25.3)a

257.5 (49.5)a

278.6 (54.4)a

G

9.5 (4.8)ab

 

9.5 (4.8)b

1.2

 

1.2 (1.3)b

95.0 (52.9)a

96.8 (8.7)a

72.7 (38.0)a

264.5 (92.2)a

275.2 (92.4)a

Pi1

9.0 (4.1)ab

46.2

55.2 (12.9)a

1.9

3.5

5.4 (0.3)a

117.5 (46.6)a

101.0 (39.9)a

80.4 (33.6)a

299.0 (119.2)a

359.6 (120.4)a

Pi2

6.0 (2.6)b

34.2

40.2 (12.9)a

1.9

3.1

5.0 (1.3)a

118.9 (29.3)a

113.8 (23.8)a

72.0 (5.7)a

304.7 (51.8)a

349.9 (49.9)a

Quimsacocha (3640)

NG

15.2 (6.6)a

 

15.2 (6.6)b

1.8

 

1.8 (0.3)b

114.6 (18.8)a

110.5 (19.3)a

95.6 (22.2)a

320.7 (58.7)a

337.7 (55.1)a

G

4.7 (1.2)b

 

4.7 (1.2)c

0.4

 

0.4 (0.4)c

130.9 (14.3)a

114.2 (36.3)a

91.9 (24.9)a

337.0 (52.9)a

342.1 (53.5)a

Pi

14.8 (2.6)a

14.8

29.6 (15.4)a

5.5

1.8

7.3 (2.9)a

93.3 (12.2)b

109.0 (25.3)a

89.4 (23.1)a

291.7 (38.4)a

328.6 (49.8)a

Soldados (3720)

NG

38.2 (28.5)a

 

38.2 (28.5)a

3.0

 

3.0 (2.3)b

88.0 (28.7)b

70.0 (21.6)a

16.1 (10.1)a

174.0 (50.0)b

215.2 (60.9)a

G

7.5 (1.2)b

 

7.5 (1.2)b

3.8

 

3.8 (0.4)b

115.2 (14.3)ab

90.4 (36.3)a

14.1 (24.9)a

219.6 (52.9)ab

230.9 (53.5)a

Pi1

22.6 (10.4)a

12.6

35.2 (9.9)a

4.5

1.6

6.1 (0.6)a

120.4 (7.5)a

94.5 (20.7)a

13.1 (4.1)a

228.0 (25.1)a

269.3 (29.9)a

Pi2

23.3 (4.5)a

12.5

35.8 (11.5)a

8.5

1.4

9.9 (4.6)a

119.0 (22.9)a

90.5 (27.8)a

13.3 (2.8)a

222.7 (44.6)ab

268.4 (51.2)a

  1. NG natural grassland, G grazed páramo, Pi pine plantation
  2. Different letters are significantly different from each other (p < 0.05)