Fig. 6From: Silicon-induced thermotolerance in Solanum lycopersicum L. via activation of antioxidant system, heat shock proteins, and endogenous phytohormonesEffect of 1 mM Si application on the level of plant stress tolerance phytohormones (a) Abscisic acid (ABA), and (b) Salicylic acid (SA). Each data point presents the mean of three replicates. Means denoted by different letters are significantly different (P < 0.05)Back to article page