Fig. 4
From: The mycorrhizal pathway of zinc uptake contributes to zinc accumulation in barley and wheat grain
Effect of Zn application on mycorrhizal pathway of Zn uptake (MPU of Zn) in grain, straw and total plant (grain + straw) (% and μg) of bread wheat (a) and barley (b). Values are mean ± SEM, n = 5. Means followed by the same letter are not significantly different (P > 0.05, see text for further details)