Fig. 2

Comparison of phenolic compounds and nutritional quality components in G. elata under different cultivation methods. (A) HPLC fingerprint analysis of phenolic compounds in different G. elata sources under two cultivation methods. (B) Analysis of crude protein content in different G. elata sources under two cultivation methods. (C) Analysis of total polysaccharide content in different G. elata sources under two cultivation methods. (D) Analysis of the proportion of free amino acids contributing to taste in different G. elata sources under two cultivation methods.