Generally, we acquire two varieties of samples in the clean uninteresting approach at different depths. There are 2 types of samples: a) disturbed samples and b) undisturbed samples. Anytime soil in-situ properties improve, we make reference to the samples as disturbed soil samples. Schlumberger approaches/ Wenner four-Pole process Soil Resistivity https://titusopgrb.blogdanica.com/38915811/everything-about-soil-resistivity-measurement-bangladesh