Soils are encountered about the landscape as groups of similar pedons, identified as polypedons, that include enough area to qualify as a taxonomic unit. Polypedons are bounded from underneath by “not soil” and laterally by pedons of dissimilar qualities. The design and operation of mud augers highlight the necessity to https://wordpress66049.tinyblogging.com/not-known-facts-about-soil-auger-73034589