Research Article
Improvement of Saemangeum Dredged Soils Using Coffee Sludge for Vegetation Soil
Table 5
Result of chemical and physical analysis of Saemangeum Sample A after the test.
| Classification | pH | Organism (mg/kg) | Available phosphate (mg/kg) | Salt concentration (%) | Electric Conductivity (ds/m) | Total nitrogen |
| Sample A | 8.48 | 0.755 | 11.618 | 0.085 | 1.328 | 92.459 | Bioameliorant 6% | 7.19 | 1.030 | 187.316 | 0.445 | 6.960 | 152.654 | Sawdust 6% | 7.80 | 2.022 | 110.932 | 0.029 | 0.455 | 216.547 | Mountain soil 30% | 8.04 | 3.935 | 9.283 | 0.017 | 0.266 | 485.264 | Mountain soil 30% + bioameliorant 6% | 6.95 | 3.267 | 93.352 | 0.544 | 8.501 | 359.495 | Mountain soil 30% + sawdust 6% | 7.55 | 3.845 | 52.968 | 0.027 | 0.426 | 492.661 | Mountain soil 30% + sawdust 6% + coffee sludge 9% | 7.65 | 11.532 | 78.381 | 0.037 | 0.581 | 1829.117 | Arboreal growth condition | 5.5–6.5 | 3.00 more | 100 more | 0.05 less | 0.4 less | 200 more |
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