Skip to main content

Official Journal of the Japan Wood Research Society

Journal of Wood Science Cover Image

Table 4 Scheffe’s multiple-comparison test for the effect of six landrace provenances on lateral growth and wood properties in tested trees

From: Surface growth stress and wood properties of 8-year-old planted Big-leaf mahogany (Swietenia macrophylla King) from different landrace provenances and trial sites in the Philippines

Parameters Provenances
Bislig Cebu Lianga Maasin Makiling Tacloban
Diameter at breast height (cm) 18.07 (8.79)a 19.22 (10.12)a 21.93 (10.82)a 16.50 (5.09)a 18.95 (7.68)a 17.60 (5.90)a
Surface release strain (%) − 0.04 (0.02)a − 0.03 (0.02)a − 0.04 (0.02)a − 0.03 (0.02)a − 0.03 (0.02)a − 0.03 (0.02)a
Xylem density (g/cm³) 0.58 (0.07)a 0.60 (0.09)a 0.59 (0.04)a 0.61 (0.10)a 0.63 (0.08)a 0.59 (0.05)a
Fiber length (mm) 1.08 (0.06)a 1.08 (0.12)a 1.14 (0.13)ab 1.13 (0.09)ab 1.17 (0.10)b 1.18 (0.08)b
Fiber width (mm) 0.03 (0.00)ab 0.02 (0.00)a 0.03 (0.00)b 0.03 (0.00)b 0.03 (0.00)b 0.03 (0.00)b
Vessel element length (mm) 0.43 (0.04)a 0.39 (0.06)a 0.44 (0.06)a 0.42 (0.09)a 0.42 (0.04)a 0.41 (0.04)a
Vessel element width (mm) 0.21 (0.06)a 0.19 (0.04)a 0.22 (0.05)a 0.20 (0.09)a 0.21 (0.04)a 0.19 (0.04)a
Microfiber angle (°) 21.06 (3.67)a 22.42 (5.37)a 20.01 (5.11)a 24.30 (4.40)a 21.08 (7.06)a 22.42 (5.84)a
  1. Values in parenthesis are standard deviation
  2. Means followed by the same letters (a, b) in the same row are not significantly different at p ≤ 0.05 according to Scheffe’s method