chapter 1 Soil Sampling Designs -- chapter 2 Sampling Forest Soils -- chapter 3 Measuring Change in Soil Organic Carbon Storage -- chapter 4 Soil Sample Handling and Storage -- chapter 5 Quality Control in Soil Chemical Analysis -- part 6 Nitrate and Exchangeable Ammonium Nitrogen -- chapter 6 Nitrate and Exchangeable Ammonium Nitrogen -- chapter 7 Mehlich 3-Extractable Elements -- chapter 8 Sodium Bicarbonate-Extractable Phosphorus -- chapter 9 Boron, Molybdenum, and Selenium -- chapter 10 Trace Element Assessment -- chapter 11 Readily Soluble Aluminum and Manganese in Acid Soils -- chapter 12 Lime Requirement -- chapter 13 Ion Supply Rates Using Ion-Exchange Resins -- chapter 14 Environmental Soil Phosphorus Indices -- chapter 15 Electrical Conductivity and Soluble Ions -- part Section III. Soil Chemical Analyses -- chapter 16 Soil Reaction and Exchangeable Acidity -- chapter 17 Collection and Characterization of Soil Solutions -- chapter 18 Ion Exchange and Exchangeable Cations -- chapter 19 Nonexchangeable Ammonium -- chapter 20 Carbonates -- chapter 21 Total and Organic Carbon -- chapter 22 Total Nitrogen -- chapter 23 Chemical Characterization of Soil Sulfur -- chapter 24 Total and Organic Phosphorus -- chapter 25 Characterization of Available P by Sequential Extraction -- chapter 26 Extractable Al, Fe, Mn, and Si -- chapter 27 Determining Nutrient Availability in Forest Soils -- chapter 28 Chemical Properties of Organic Soils -- part Section IV. Soil Biological Analyses -- chapter 29 Cultural Methods for Soil and Root-Associated Microorganisms -- chapter 30 Arbuscular Mycorrhizae -- chapter 31 Root Nodule Bacteria and Symbiotic Nitrogen Fixation -- chapter 32 Microarthropods -- chapter 33 Nematodes -- chapter 34 Earthworms -- chapter 35 Enchytraeids -- chapter 36 Protozoa -- chapter 37 Denitrification Techniques for Soils -- chapter 38 Nitrification Techniques for Soils -- chapter 39 Substrate-Induced Respiration and Selective Inhibition as Measures of Microbial Biomass in Soils -- chapter 40 Assessment of Soil Biological Activity -- chapter 41 Soil ATP -- chapter 42 Lipid-Based Community Analysis -- chapter 43 Bacterial Community Analyses by Denaturing Gradient Gel Electrophoresis -- chapter 44 Indicators of Soil Food Web Properties -- part Section V. Soil Organic Matter Analyses -- chapter 45 Carbon Mineralization -- chapter 46 Mineralizable Nitrogen -- chapter 47 Physically Uncomplexed Organic Matter -- chapter 48 Extraction and Characterization of Dissolved Organic Matter -- chapter 49 Soil Microbial Biomass C, N, P, and S -- chapter 50 Carbohydrates -- chapter 51 Organic Forms of Nitrogen -- chapter 52 Soil Humus Fractions -- chapter 53 Soil Organic Matter Analysis by Solid-State 13C Nuclear Magnetic Resonance Spectroscopy -- chapter 54 Stable Isotopes in Soil and Environmental Research -- part Section VI. Soil Physical Analyses -- chapter 55 Particle Size Distribution -- chapter 56 Soil Shrinkage -- chapter 57 Soil Density and Porosity -- chapter 58 Soil Consistency: Upper and Lower Plastic Limits -- chapter 59 Compaction and Compressibility -- chapter 60 Field Soil Strength -- chapter 61 Air Permeability -- chapter 62 Aggregate Stability to Water -- chapter 63 Dry-Aggregate Size Distribution -- chapter 64 Soil Air -- chapter 65 Soil-Surface Gas Emissions -- chapter 66 Bulk Density Measurement in Forest Soils -- chapter 67 Physical Properties of Organic Soils and Growing Media: Particle Size and Degree of Decomposition -- chapter 68 Physical Properties of Organic Soils and Growing Media: Water and Air Storage and Flow Dynamics -- part Section VII. Soil Water Analyses -- chapter 69 Soil Water Analyses: Principles and Parameters -- chapter 70 Soil Water Content -- chapter 71 Soil Water Potential -- chapter 72 Soil Water Desorption and Imbibition: Tension and Pressure Techniques -- chapter 73 Soil Water Desorption and Imbibition: Long Column -- chapter 74 Soil Water Desorption and Imbibition: Psychrometry -- chapter 75 Saturated Hydraulic Properties: Laboratory Methods -- chapter 76 Saturated Hydraulic Properties: Well Permeameter -- chapter 77 Saturated Hydraulic Properties: Ring Infiltrometer -- chapter 78 Saturated Hydraulic Properties: Auger Hole -- chapter 79 Saturated Hydraulic Properties: Piezometer -- chapter 80 Unsaturated Hydraulic Conductivity: Laboratory Tension Infiltrometer -- chapter 81 Unsaturated Hydraulic Properties: Laboratory Evaporation -- chapter 82 Unsaturated Hydraulic Properties: Field Tension Infiltrometer -- chapter 83 Unsaturated Hydraulic Properties: Instantaneous Profile -- chapter 84 Estimation of Soil Hydraulic Properties -- chapter 85 Analysis of Soil Variability.