Evaporation-Induced Water and Solute Coupled Transport in Saline Loess Columns in Closed and Open Systems

Table 2

Pan evaporation in Shaanxi province.

Factors considered	Divisions	Pan evaporation (mm)	Coefficient of variance (%)
Different regions	Overall	1503.7	7.5
	Northern Shaanxi	1792.1	6.3
	Weihe Plain	1466.3	9.7
	Southern Shaanxi	1252.7	7.2
Different seasons	Spring	491.7	10.9
	Summer	617.6	10.1
	Autumn	260.2	14.1
	Winter	134.2	13.6