Table 2: Selected attributes of the soil before planting.

AttributeMean

N (%)0.037 (0.002)
C (%)0.251 (0.017)
C/N6.84 (0.56)
Soil solution P (μmol L−1)8.95 (0.53)
Bicarbonate P (mmol kg−1)0.25 (0.01)
Mineral N (mmol kg−1)0.25 (0.01)
pH7.25 (0.05)

Data are average of 4 subsamples taken from homogenized soil with standard errors in parentheses.