Fig. 2From: Phosphorus availability in relation to soil properties and forest productivity in Pinus sylvestris L. plantationsVariables plot for the first and second canonical factors of the canonical correlation analysis performed to the P fractions and Fe- and Al-related variables (AlA, FeA, Al and Fe within amorphous Al and Fe oxyhydroxides; AlE, exchangeable Al; AlM, FeM, organically bound Al and Fe; PAEM, available P; PtNaHCO3, highly labile P; PtNaOH, moderately labile P; PHCl1M, primary P; Prec, recalcitrant P)Back to article page