Fig. 4From: Surface-check variation in boxed-heart square timber of sugi (Cryptomeria japonica) cultivars dried by the conventional kiln dryingRelationship between total length of surface checks and bow. End-surface checks shorter than 100 mm were excluded. ***P < 0.001. ◆ B1, ◊ B4, ▲ A1, △ A4, ▼ R1, ▽ R4, ● Y1, ○ Y4, ■ K1, □ K4Back to article page