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

Table 4

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

Soil depth (cm)	Min	Max	Mean	STDE	CV (%)	Skewness	Kurtosis	K-S test
0~10	0.25	1.49	0.68^d	0.37	0.55	0.52	-0.85	0.62
10~20	1.42	3.28	2.08^b	0.59	0.28	0.83	-0.19	0.65
20~30	2.49	6.18	4.29^a	1.19	0.28	0.05	-1.34	0.94
30~40	1.85	3.86	2.72^b	0.71	0.26	0.16	-1.54	0.20
40~50	0.95	2.86	1.75^c	0.43	0.25	0.49	0.80	0.73

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