| pH-H2O | pH-KCl | pH-H2O# | pH-KCl# | OC | OC# | Ca2+ | K+ | Mg2+ | CEC | ECEC | BS | Clay | Silt | Sand |
P. elata stems | −0.17 | −0.37* | −0.12 | −0.14 | −0.33* | −0.18 | −0.35* | −0.1 | −0.16 | −0.07 | 0.01 | −0.31 | 0.36* | −0.22 | −0.02 |