From: Sorption behavior of the oxytetracycline antibiotic to two Brazilian soils
Parameter | Unity | Soil sample | |
---|---|---|---|
M1 | T1 | ||
pH in CaCl2 | – | 4.0 | 6.3 |
Al3+ | mmol L−1 | 8 | 0 |
H+ + Al3+ | mmol L−1 | 72 | 15 |
K+ | mmol L−1 | 0.5 | 6.3 |
Ca2+ | mmol L−1 | 4 | 80 |
Mg2+ | mmol L−1 | 2 | 42 |
CEC (total) | mmol kg−1 | 79 | 143 |
OM | g kg−1 | 26 | 119 |
Sum of bases | mmol L−1 | 7 | 128 |
Saturation of bases (%) | – | 8 | 90 |
Granulometry | – | ||
Sand (%) | – | 4 | 19.2 |
Silt (%) | – | 78 | 19.2 |
Clay (%) | – | 18 | 61.6 |