Strength of Vegetated Coal-Bearing Soil under Dry-Wet Cycles: An Experimental Study

Table 3

Orthogonal design.

Test #		(%)	(%)	(g/cm^3)
1	0	5	0	1.45
2	0	10	1	1.50
3	0	15	2	1.55
4	0	20	3	1.60
5	1	5	2	1.50
6	1	10	3	1.45
7	1	15	0	1.60
8	1	20	1	1.55
9	3	5	3	1.55
10	3	10	2	1.60
11	3	15	1	1.45
12	3	20	0	1.50
13	5	5	1	1.60
14	5	10	0	1.55
15	5	15	3	1.50
16	5	20	2	1.45