Fig. 8From: Genome-wide identification and systematic analysis of the HD-Zip gene family and its roles in response to pH in Panax ginseng MeyerImpacts of pH stress on ginseng adventitious root growth and the responses of the PgHDZ hub genes to the stress. a Impacts of pH stress on adventitious root fresh weight and the relative expressions of the five PgHDZ hub genes to the stress. “*” for a two-tailed significance of p ≤ 5.0E-02 and “**” for a two-tailed significance of p ≤ 1.0E-02. b The Spearman’s correlation coefficients among the expressions of the five PgHDZ hub genes in responses to pH stressBack to article page