Fig. 2

Seasonal variation in concentrations of total and selected flavonoids (quercetin, kaempferol, and isoquercitrin) in leaves of Cyclocarya paliurus under three shading treatments (based on the means of three provenances) (mean ± SD)
Seasonal variation in concentrations of total and selected flavonoids (quercetin, kaempferol, and isoquercitrin) in leaves of Cyclocarya paliurus under three shading treatments (based on the means of three provenances) (mean ± SD)