Full Petrographic Analysis (Characterize all components, porosity etc.) Soil Grain Size (Siev only) by ASTM D422 Soil Grain Size w/Hygrometry by ASTM D422 Soil Resistivity by ASTM G57 - Wenner method Soil Liquid and Plastic Limits Porosity Percolation Rate Slit Density by ASTM D4189 Soil Compaction by ASTM D4189 Soil Classification (Full Method) ASTM D2487 and ASTM D2488 Soil Evaluation for Nematodes (Identification of Nematodes Detrimental to Crops) |