Table 13 Average nutrient concentrations in stem bark (g kg^-1) according to Jacobsen et al. (2003), and relative difference (%) with dataset in this paper (see Table 1 for data; difference (%) = this paper/Jacobsen et al. – 1) x 100%). Silver birch is not given in Jacobsen et al., 2003

Jacobsen et al. (2003)

Larch

 4.32

 0.45

 2.50

 1.36

 0.68

Spruce

 5.17

 0.65

 8.17

 2.83

 0.77

Fir

 3.58

 0.66

 2.94

 3.83

 0.46

Pine

 3.85

 0.46

 5.03

 2.08

 0.61

Beech

 7.35

 0.50

 20.52

 2.34

 0.59

Oak

 5.16

 0.30

 21.49

 2.00

 0.65

Difference this paper vs. Jacobsen et al. (2003)

Larch

7%

−42%

−22%

11%

−40%

Spruce

8%

−39%

14%

−19%

8%

Fir

1%

−74%

−45%

−75%

−45%

Pine

18%

−76%

−49%

−71%

−75%

Beech

15%

−23%

−35%

−15%

−7%

Oak

45%

−28%

−48%

−25%

19%