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Journal of Wood Science

Official Journal of the Japan Wood Research Society

Table 4 Soil conditions in the three survey sites: soil texture, Munsell Color YR (mean ± SD), color value (mean ± SD) and pH (H2O) (mean ± SD)

From: Environmental factors and wood qualities of African blackwood, Dalbergia melanoxylon, in Tanzanian Miombo natural forest

Survey site

n

Major soil texture

Munsell color YR*

Color value*

pH (H2O)*

Sampling plot

 Kikole

44

SL–CL

8.2 ± 1.99a

4.7 ± 1.52

6.5 ± 0.98

 Nainokwe

41

L–C

8.1 ± 2.08a

3.9 ± 0.72b

7.3 ± 1.05c

 Nanjirinji

33

C

6.7 ± 1.46

3.1 ± 0.66b

7.5 ± 1.01c

Referenced plot**

 Kikole

8

SL–CL

7.8 ± 0.88

3.9 ± 0.83

6.5 ± 0.64

 Nainokwe

8

LS–C

5.6 ± 1.16

4.1 ± 0.35

6.1 ± 0.84

 Nanjirinji

6

C

6.7 ± 1.30

2.8 ± 0.41

7.2 ± 0.60

  1. * Mean with the same letter are not significantly different (Steel–Dwass test; p < 0.01) following Kruskal–Wallis test
  2. ** Control plots were not statistically analyzed due to their limited replicates
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