Fig 5. Redundancy analysis (RDA) plots on the contents of secondary metabolites, DPPH radical scavenging rates and environmental factors.
(A) Contents of secondary metabolites and environmental factors; (B) DPPH radical scavenging rates and contents of secondary metabolites; (C) DPPH radical scavenging rates and climatic factors. Pave, Tm, Tmax, Tmin, Hrel, Hmin and Sdurindicated in Fig 1; YTPH, YTS and YTP indicated in Fig 1; ZTPH, ZTS and ZTP indicated in Table 2.
