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Table 2 Proportions (%) of nodulating species aboveground biomass and plant density in relation to those of all Leguminosae and all tree and large shrub species and proportion of Leguminosae in relation to all tree species in young and old stands of tropical forests under different environmental conditions in Northeast Brazil

From: Contributions of Leguminosae to young and old stands of neotropical forests under different environmental conditions

Forest

Nodulating/Leguminosae

Nodulating/all

Leguminosae/all

Young

Old

Young

Old

Young

Old

Biomass

Humid coastal

99.6

25.7

25.3

3.3

25.4

12.7

Sub-humid high fertility

73.6

71.5

36.1

30.4

49.1

42.5

Sub-humid low fertility

97.6

85.4

81.0

58.2

83.0

68.1

Humid montane

28.8

46.7

6.7

14.4

23.1

30.9

Semi-arid high fertility

89.0

56.4

81.6

16.8

91.6

29.7

Semi-arid low fertility

1.3

1.7

0.9

0.4

70.4

24.2

Density

Humid coastal

99.6

40.0

26.7

4.0

26.8

10.0

Sub-humid high fertility

59.6

46.1

23.7

19.2

39.8

41.8

Sub-humid low fertility

90.0

70.1

87.2

53.9

96.9

76.9

Humid montane

29.0

23.6

7.3

3.3

25.1

14.0

Semi-arid high fertility

85.6

39.8

70.6

12.3

82.4

30.8

Semi-arid low fertility

4.1

2.5

1.8

0.8

44.5

30.4