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Table 4 Nutritional values of leaves in the canopy and litter. N nitrogen (g kg-1), P phosphorus (g kg-1), K potassium (g kg-1), Ca calcium (g kg-1), Mg magnesium (g kg-1), S sulfur (g kg-1), B boron (mg kg-1), Zn zinc (mg kg-1), Mn manganese (mg kg-1), Fe iron (mg kg-1), Cu copper (mg kg-1)

From: Ecological implications of twentieth century reforestation programs for the urban forests of São Paulo, Brazil: a study based on litterfall and nutrient cycling

Nutrients

Canopy

Litter

Mixed

Eucalyptus spp.

Mixed

Eucalyptus spp.

N

12.9 ±0.11

11.6 ±0.65

9.80 ±0.70

8.94 ±0.70

P

1.36 ±0.13

0.72 ±0.04

0.66 ±0.09

0.34 ±0.11

K

10.6 ±0.95

7.82 ±0.16

10.2 ±0.88

5.26 ±0.67

Ca

28.1 ±2.21

15.1 ±1.26

41.4 ±3.24

13.2 ±1.82

Mg

3.66 ±0.42

2.16 ±0.11

3.22 ±0.31

1.60 ±0.23

S

2.92 ±0.18

0.98 ±0.04

3.06 ±0.15

0.64 ±0.05

B

24.1 ±1.43

23.5 ±1.33

20.7 ±0.95

18.7 ±1.68

Zn

86.8 ±24.6

22.5 ±2.04

70.4 ±18.8

22.4 ±1.39

Mn

98.4 ±21.1

1022.0 ±69.1

77.7 ±19.8

700.8 ±81.3

Fe

115.1±14.0

145.4 ±41.5

113.6 ±10.1

102.3 ±11.8

Cu

5.84 ±0.56

7.62 ±0.70

4.10 ±0.49

4.46 ±0.33