Figures & data
Figure 1. Effects of rhirospheric humic acids on root-shoot signaling crosstalk and shoot growth. Effects are written in brownish-red color. Connective lines indicating events associated with each other without demonstrating a causal link are designed in blue plus question marks ??? Connective lines indicating events causally linked to each other link designed in blue.
Figure 2. Main hypotheses about the primary action of rhizospheric humic substances at plant root surface.
