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

Table 7

Root parameters.

Diameter (cm)	Elasticity modulus (kN/m^2·mm^-1)	Length (cm)	Shear thickness (cm)	L1 (cm)	L2 (cm)	(cm)	Mobile length (cm)	Tensile strength (kN/m^2)	Mean soil depth (cm)
0.3	10000	17	2	7.6	7.6	1.4	0.93	10000	2.9
0.21	10000	14	2	6.3	6.3	1.4	0.93	10000	2.6
0.12	10000	10	2	4.6	4.6	1.4	0.23	10000	2.0
0.34	10000	9	2	2.5	2.5	1.4	0.23	10000	4.4
0.23	10000	15	2	8.6	8.6	1.4	0.93	10000	2.1
0.62	10000	15	2	12.3	12.4	1.4	0.93	10000	42.6
0.52	10000	15	2	9.6	9.6	1.4	0.23	10000	2.0
0.3	10000	15	2	2.5	2.5	1.4	0.23	10000	2.4
0.21	10000	15	2	9.6	9.6	1.4	0.23	10000	2.0
0.34	10000	15	2	2.5	2.5	1.4	0.23	10000	2.4