Fig. 3 in Formation and exudation of biphenyl and dibenzofuran phytoalexins by roots of the apple rootstock M26 grown in apple replant disease soil

Fig. 3. Heatmaps of total phytoalexins and phytoalexin exudation rates determined in three types of experiments. Red to green represents low to high values. #, not detected; blank, value lower than threshold (10 μg g 1 dry wt).