Fig. 2From: Improving the short-term efficiency of rock phosphate-based fertilizers in pastures by using edaphic biostimulantsFirst, second, and third harvests—shoot P concentration (mg kg−1 dry weight) for RP dotted bar, P gray shaded bar, RP/Trp cross-lined bar and RP/(HA–Trp) black shaded bar. Columns followed by the same lowercase letter are not statistically different from each other (Fisher’s test. P < 0.05)Back to article page