Fig. 3From: Construction of the first high-density genetic linkage map and QTL mapping of flavonoid and leaf-size related traits in EpimediumThe stable QTL evaluation results for Epimedin C content. Frequency distribution and QTLs for Epimedin C content in 2019 (a), 2020 (b) and 2021 (c). Major stable QTL test results for Epimedin C content over three years (d)Back to article page