Fig. 1From: The potential to improve growth rate and quality traits of stem straightness and branching habit when breeding Picea sitchensis (Bong.) CarrDiagrammatic representation of stem (top) and branch (bottom) scoring systems (adapted from Lee unpublished). A score of 1 represents the best example for the site and 6 the worst. Branch angle was also considered when assigning branch scores (not represented in the figure)Back to article page