Spatial Variability of Electrical Conductivity of Desert Soil Irrigated with Treated Wastewater: Implications for Irrigation Management

Table 3

Five classes of EC_1:1, number of count in each class, area, mean, standard error (SE), median, coefficient of variation (CV), kurtosis, skewness, range, minimum (min), and maximum (max) at 0–20 cm depth during 2009.

EC Class (dS/m)	Count	Area (ha)	Mean	SE	Median	CV	Kurtosis	Skewness	Range	Minimum	Maximum
I (<1)	29	6.89; (39.37%)	0.62	0.01	0.60	0.12	2.51	1.42	0.32	0.52	0.84
II (1.1–2)	20	4.69; (26%)	1.43	0.07	1.38	0.21	−1.16	0.28	0.86	1.12	1.98
III (2.1–4)	8	1.9; (10.90%)	3.55	0.18	3.79	0.14	−0.46	−1.13	1.26	2.70	3.96
IV (4.1–5)	9	2.12; (12.11%)	4.70	0.10	4.84	0.06	−1.59	−0.56	0.72	4.26	4.98
V(>5.1)	8	1.9; (10.90%)	8.12	0.78	7.97	0.27	−1.50	0.23	5.90	5.52	11.42