Fig. 4From: Enhanced soil aggregate stability limits colloidal phosphorus loss potentials in agricultural systemsLinear relationship between colloidal phosphorus (Pcoll) content and soil total phosphorus (TP) (a), pH (b), Al (c), Fe (d), C/P (e), and C/N (f) of three sized aggregates (2–8 mm, 0.26–2 mm, 0.053–0.26 mm) and (silt+clay) particles (<0.053 mm). Total=total soil aggregate sizesBack to article page