Table 8 Physical and chemical properties of used soil.
Cu (ppm) | Zn (ppm) | Mn (ppm) | Fe (ppm) | Lime (%) | pH | EC (ds/m) | SPb | OCa (%) | Sand (%) | Silt (%) | Clay (%) | K (ppm) | P (ppm) | N (%) | Soil texture |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1.6 | 0.6 | 16 | 2.8 | 10.8 | 7.6 | 0.96 | 48.5 | 0.78 | 13 | 36 | 31 | 340 | 13 | 0.08 | Silt–clay-loam |