Impact of the Application of Domestic Wastewater by Subsurface Drip Irrigation on the Soil Solution in Sugarcane Cultivation

Table 2

Chemical analysis of the soil from the experimental area in the layer 0–0.20 m before conducting the experiment.

Parameter	Unit	Average	CV^1	Level [26]
pH (H2O)	—	5.62	4.77	Medium
Phosphorus	mg·dm^−3	19.33	24.12	High
Sulfur	mg·dm^−3	15.56	18.81	High
Sodium	mg·dm^−3	1.90	30.23	Low
Potassium	cmolc·dm^−3	0.570	24.66	High
Calcium	cmolc·dm^−3	5.10	23.69	High
Magnesium	cmolc·dm^−3	0.94	16.83	Medium
Aluminum	cmolc·dm^−3	0.00	—	Low
H + Al^2	cmolc·dm^−3	3.25	20.50	Medium
CEC^3	cmolc·dm^−3	9.87	9.79	Medium
SAR^4	cmolc·dm^−3	0.0047	19.32	Low
OM^5	g·kg^−1	37.5	10.41	High
EC^6	dS·m^−1	0.096	17.78	Low
PST^7	%	0.083	21.62	Low
BS^8	%	66.40	13.22	Medium

¹Coefficient of variation (%); ²potential acidity; ³cation exchange capacity; ⁴sodium absorption ratio; ⁵organic matter; ⁶electrical conductivity; ⁷exchangeable sodium (%); ⁸base saturation.