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Table 6 Phenotypic correlations (above the diagonal) and genetic correlations (below the diagonal) among growth and wood traits of trees from progeny trials in the boreal forest

From: Rapid assessment of wood traits for large-scale breeding selection in Picea mariana [Mill.] B.S.P.

Group of traits   Growth Wood density Intra-ring density Modulus of elasticity
Variable TH DBH/TH RW res WD vol WD pil WD res EWD res LWD res V fak MoE fak+pil
Growth TH   −0.06 0.24 −0.21 0.25 −0.09 −0.08 −0.06 0.10 −0.01
DBH/TH −1.00   0.44 −0.29 0.32 −0.07 −0.07 −0.06 −0.36 −0.44
RW res −0.27 0.72   −0.32 0.25 −0.02 −0.06 0.01 −0.25 −0.31
Wood density WD vol 0.17 0.18 .   −0.44 0.30 0.27 0.27 0.22 0.37
WD pil 0.45 −0.43 −0.02 −0.70   −0.36 −0.34 −0.34 −0.09 −0.48
WD res 0.06 0.04 −0.78 0.35 −0.93   0.95 0.94 0.08 0.21
Intra-ring density EWD res 0.14 −0.10 −1.00 0.24 −1.00 0.99   0.95 0.07 0.19
LWD res 0.17 −0.06 −1.00 0.30 −1.00 1.00 1.00   0.08 0.19
Modulus of elasticity V fak 0.34 −0.23 −0.24 0.42 0.13 0.23 0.14 0.19   0.91
MoE fak+pil 0.24 −0.10 −0.16 0.64 −0.16 0.44 0.37 0.44 0.95  
  1. See Table 5 for the definition of trait abbreviations