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. 2022 Jan 16;152(1):55–71. doi: 10.1007/s11120-022-00898-8

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Fig. 4 — Effect of growth irradiance and sudden increase in irradiance on leaf pigment and N content in mature A. pseudplatanus leaves. Means and standard errors for Chl_mass (a), Chl_area (b), chlorophyll a/b ratio (c), Car_mass (d), Car_area (e) as well as N_mass (f) and N_area (g) are shown. For analysis of variance see Table 2; other details as in Fig. 1