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Table 2 Variation in LiDAR and stand metrics

From: Use of LiDAR to estimate stand characteristics for thinning operations in young Douglas-fir plantations

Variable

Mean

Range

LiDAR metrics

  

H01 (m)

1.69 (0.124)

0 - 6.08

H05 (m)

2.58 (0.145)

0.17 - 6.98

H25 (m)

4.10 (0.166)

0.77 - 8.70

H50 (m)

5.17 (0.180)

1.00 - 9.90

H75 (m)

6.23 (0.194)

1.28 - 11.2

H95 (m)

7.67 (0.216)

1.77 - 13.0

H99 (m)

8.55 (0.230)

2.07 - 14.5

Elev kurtosis

2.83 (0.033)

1.95 - 4.31

Elev. skewness

-0.01 (0.025)

-0.74 - 0.75

Elev. CV (m)

0.323 (0.009)

0.17 - 0.70

Elev. std error (m)

1.54 (0.043)

0.36 - 3.15

Elev. IQ (m)

2.14 (0.066)

0.49 - 5.12

PCzero (%)

5.99 (0.974)

0.06 - 66.5

Stand metrics

  

Mean top height (m)

9.55 (0.242)

2.56 - 16.0

Green crown height (m)

1.32 (0.084)

0.255 - 4.31

Volume (m3 ha-1)

92.0 (4.82)

1.01 - 228

Mean diameter at breast height (mm)

148 (3.33)

37.7 - 229

Basal area (m2 ha-1)

21.6 (0.836)

0.580 - 42.1

Stand density (stems ha-1)

1289 (47.4)

250 - 3118

Stand age (years)

13.8 (0.192)

9 - 17

  1. Values shown include the mean, with standard error in brackets, and the range.