Research Article

Optimization of Ultrasound-Assisted Extraction Followed by Macroporous Resin Purification for Maximal Recovery of Functional Components and Removal of Toxic Components from Ginkgo biloba Leaves

Figure 3

Pareto chart showing evaluated seven variables on the yields of flavonoids (a), ginkgolides (b), and alkylphenols (c) from G. biloba leaves. Variables with t-values higher than the critical value (2.776) were regarded as statistically significant.
(a)
(b)
(c)