From: Influence of sulfur coated urea and algae fertilization on productivity of some leguminous crops in sandy soils
pH
EC dSm−1
Soluble cations (mg/L)
Soluble anions (mg/L)
K+
Na+
Mg++
Ca++
CO3=
HCO3−
Cl−
SO4=
7.60
0.86
3.14
3.06
6.00
7.00
0.00
4.15
0.60
14.45