Note. Ls: páramo grasslands – low slope; Ss: páramo grasslands – steep slope; Ds: páramo – dense shrublands; F: fallow; Oc: onion crops; Pc: potato crops; ⊕: median; −: average; ᛡ: outlier; medians with different letters (a, b, c) are statistically different (α=0.05; Fisher LSD). The dark grey dashed lines (–) show the mean of the six SUs for each depth.
Figure 6. Electrical conductivity of the soil according to sampling unit and depth.