Fig. 3From: Physiological responses and transcriptomic changes reveal the mechanisms underlying adaptation of Stylosanthes guianensis to phosphorus deficiencyP acquisition and utilization efficiencies of stylo at different P levels. a P acquisition efficiency. b P utilization efficiency. Each bar represents the mean of three independent replicates with SE. Asterisks indicate significant differences between the two stylo cultivars. *, 0.01<P<0.05. **, 0.001<P<0.01Back to article page