Table 2. Physico- chemical properties of the soil used in the experiments.

Parameters	values
pH	7.17
Organic matter (g kg-1)	12.2
Organic carbon (g kg-1)	7.07
Total N (g kg-1)	1.2
C:N	5.9
Bulk density (g cm-3)	1.28
Particle density (g cm-3)	2.65
Porosity (%)	51.7
Clay (%)	20.5
Silt (%)	41.0
Sand (%)	38.5
Textural class	Loam