Skip to main content

Table 1 Selected properties of the soils

From: Effect of biochar derived from faecal matter on yield and nutrient content of lettuce (Lactuca sativa) in two contrasting soils

Soil pH (H2O) EC (dS/m) Exchangeable cations (cmol(+)/kg)   CEC (cmol(+)/kg) Olsen-P (ppm) Total C (g kg−1) Total N (g kg−1) Particle size
Ca Mg K Na Al % Sand % Silt % Clay
Soil 1 6.71 0.024 24.2 6.68 0.89 0.4 <0.02 32.2 27.7 19 1.8 19.1 73.6 7.2
Soil 2 6.86 0.006 4.2 1.14 0.25 0.02 <0.02 5.83 8.05 3.2 0.4 54.1 38.2 7.5