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Table 1 Summary of main variables of the sampled trees for the five most dominant species in Chilimo-Gaji forest

From: Aboveground biomass equations for sustainable production of fuelwood in a native dry tropical afro-montane forest of Ethiopia

Studied variables

Allophyllus abyssinicus

Olea europaea ssp. cuspidata

Olinia rochetiana

Rhus glutinosa

Scolopia theifolia

Mean

SD

Minimum

Maximum

Mean

SD

Minimum

Maximum

Mean

SD

Minimum

Maximum

Mean

SD

Minimum

Maximum

Mean

SD

Minimum

Maximum

dbh (cm)

11.3

3.9

6.4

21.3

14.5

5.9

6.3

28.8

14.9

6.68

6.2

27.5

15.6

4.9

9.0

23.5

11.8

4.1

6.4

22.0

db (cm)

13.9

6.2

0.2

27.3

18.2

6.3

9.9

31.9

17.9

8.36

7.6

34.8

18.8

5.0

12.7

27.5

14.6

4.1

8.0

22.9

h (m)

10.6

3.1

7.0

17.0

10.6

2.1

5.9

14.5

12.6

2.92

7.3

19.4

11.3

3.0

6.0

17.4

8.2

1.9

5.6

13.0

hc (m)

6.7

3.4

0.3

13.5

5.8

2.7

0.5

10.7

8.0

3.58

1.0

14.0

6.3

2.3

1.6

11.4

4.6

2.2

1.9

9.5

hb (m)

4.7

2.6

2.0

12.7

4.0

1.5

1.7

7.0

4.7

1.62

2.0

7.4

4.6

1.9

2.2

9.2

13.7

47.4

1.8

215.0

BS (kg)

32.3

35.6

0.0

130.4

84.2

83.5

4.9

302.9

93.5

97.33

0.0

349.9

65.2

50.4

9.0

168.8

36.3

37.2

5.3

129.3

Br27 (kg)

12.1

4.0

4.3

17.4

19.6

11.5

6.0

46.7

26.9

20.42

7.7

89.2

17.2

7.8

5.6

28.3

23.4

14.8

9.8

72.8

Br2 (kg)

7.7

3.5

1.5

13.2

16.7

12.2

1.4

37.9

19.2

14.05

3.0

48.3

8.8

5.7

2.4

22.5

22.6

14.8

6.3

79.1

Crown (kg)

19.8

6.5

5.8

28.3

36.3

22.7

7.4

84.6

46.1

32.19

11.7

129.8

26.0

12.1

8.1

49.6

46.0

28.2

17.8

151.9

Above (kg)

52.1

38.2

11.6

157.6

120.5

103.7

14.3

366.7

139.5

124.1

13.7

451.9

19.2

58.7

17.2

202.4

82.3

52.3

23.0

281.1

n

15

15

15

15

20

20

20

20

20

20

20

20

15

15

15

15

20

20

20

20

  1. SD standard deviation, dbh diameter at breast height (1.30 m), db diameter at base, h total height, hc commercial height, hb branching height, BS biomass of stem, Br27 biomass of thick branches (diameter between 2 and 7 cm), Br2 biomass of thin branches (diameter <2 cm) plus foliage, Crown (kg) biomass of branches plus foliage, Above stem + thick branches (2–7) + thin branches + leaves biomass or stem + crown biomass, n number of observations