[Retracted] Spatial-Temporal Variation Characteristics of Soil Moisture and Nutrients Based on Nanomaterials in the Root Zone of Haloxylon ammodendron Seedlings

Table 3

Statistical characteristics of soil moisture content in different layers in August.

Soil depth (cm)	Min	Max	Mean	STDE	CV (%)	Skewness	Kurtosis	K-S test
0~10	0.11	0.75	0.33^d	0.19	0.56	0.71	-0.55	0.32
10~20	0.92	1.82	1.24^c	0.28	0.22	0.49	-1.03	0.53
20~30	1.69	5.29	2.92^a	1.07	0.37	0.78	-0.23	0.97
30~40	1.03	2.86	1.86^b	0.59	0.31	0.07	-1.47	0.45
40~50	0.71	1.53	1.02^c	0.18	0.18	0.52	1.18	0.63

Note: test of K-S representing normal distribution. Different lowercase letters showed that the soil moisture content had significant differences in different layers (), .