Figure 5

(a) Changes in hue (H) during the five autumn discoloration periods (DVS). The hue categories were H1–H2, red; H3–H4, yellow; H5–H9, green; H10–H11, blue; H12–H14, blue-violet; and H15–H16, rose red. Bars indicate the mean, and whiskers indicate SE. (b–d) Changes in saturation (b), value (c), and scenic beauty estimation (SBE) values (d) during the autumn discoloration periods. The shading along the lines indicates the SE. Different letters indicate significant differences at the 0.05 level.