The mineral components of soil may exist as discrete particles, but are more commonly associated with one another in larger aggregates that provide structure to soil. These aggregates, or peds ...

aggregates: a soil structural unit made up soil mineral and organic constituents that are held together by reactive minerals such as iron oxides, organic compounds such as polysaccharides ...

AASHTO T310-22 In-Place Density and Moisture Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) Gauges without a source will be used during the performance testing Nev. T335H-20 ...