Improvement of Saemangeum Dredged Soils Using Coffee Sludge for Vegetation Soil

Table 4

Mixing ratio of coffee sludge for improving the dredged soil.

Sample	Classification	Seed	Soil conditions
			Dredged soil (%)	Loess (%)	AC ameliorant (%)	Coffee Sludge (%)	Sawdust (%)
Saemangeum; Sample A	Coffee sludge 3% + Sawdust 6%	Grass	100	0	0	3	6
	Coffee sludge 6% + Sawdust 6%		100	0	0	6	6
	Coffee sludge 9% + Sawdust 6%		100	0	0	9	6
	AC 6% + Coffee sludge 9%		100	0	6	9	0
	Mountain soil 30% + Coffee sludge 3% + Sawdust 6%		70	30	0	3	6
	Mountain soil 30% + Coffee sludge 6% + Sawdust 6%		70	30	0	6	6
	Mountain soil 30% + Coffee sludge 9% + Sawdust 6%		70	30	0	9	6
	Mountain soil 30% + AC 6% + Coffee sludge 9%		70	30	6	9	0