Fig. 4 in Profiling alkaloids in Aconitum pendulum N. Busch collected from different elevations of Qinghai province using widely targeted metabolomics

Fig. 4. Volcano plots for (a) MYG vs. HZX, (b) ZKW vs. HZX, (c) GLM vs. HZX, (d) YSZ vs. HZX, and (e) GNG vs. HZX. The green dots indicate differential metabolites that were significantly downregulated, red dots indicate differential metabolites that were significantly upregulated, and black dots indicate metabolites that were detected in the samples but were not significant. (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)