Fig. 3From: Enhancing drought, heat shock, and combined stress tolerance in Myrobalan 29C rootstocks with foliar application of potassium nitrateSome chemical parameters (Proline, MDA H2O2, CAT, POD, SOD) in Myrobalan 29C under applications and stress factors. Lowercase letters indicate significance differences (Tukey’s HSD test; p ≤ 0.01) between applications and stress factors. Error bars on figures represent standard error (SE)Back to article page