Effect of drying–wetting cycles on aggregate breakdown for yellow–brown earths in karst areas

Geoenvironmental Disasters

Table 5 Characteristic parameters of soil aggregates under different initial water contents

Initial water content w/%	WSA₅ / %	WSA_0.25 / %	SR₅ / %	SR_0.25 / %	MWD / mm	GMD / mm
5.08	0.00	8.23	100.00	90.30	0.174	0.140
14.51	0.46	31.80	98.39	61.68	0.382	0.184
24.73	1.23	55.32	95.69	30.12	0.791	0.346
29.68	1.90	64.33	93.32	22.18	0.913	0.428
37.52	3.07	71.44	90.87	15.82	0.985	0.513