Читать книгу Laboratory Methods for Soil Health Analysis, Volume 2 - Группа авторов - Страница 2
Table of Contents
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8 1 Laboratory Methods for Soil Health Assessment: An Overview How Can a Farmer Assess Soil Health in the Field? What Do Researchers Need, and Can They Reach Consensus? What Do Commercial Analytical Laboratories Need? Summary and Conclusions References
9 2 Sampling Considerations and Field Evaluations for Soil Health Assessment Introduction Soil Variability Sampling Considerations Sample Collection, Processing, and Archival Field Evaluations Summary Acknowledgments References
10 3 Soil Organic Carbon Assessment Methods Summary Introduction References
11 4 Water‐Stable Soil Aggregate Assessment Introduction Soil sampling and preparation Water‐stable aggregation (WSA) Materials and Procedures Aggregate Sieving Apparatus Construction Supplies Water‐stable aggregate size distribution with the slaking method Sand‐Free Water‐Stable Soil Aggregates Supplies and procedure for sand content determination Aggregate mean weight diameter Summary References
12 5 Determination of Infiltration Rate and Bulk Density in Soils Soil Infiltration Soil Bulk Density Acknowledgments References
13 6 Chemical Reactivity: pH, Salinity and Sodicity Effects on Soil Health Introduction Natural Soil Salinization Processes Salt Accumulation and Solute Transport Mechanisms Anthropogenic Soil Salinization Processes Chemical Characterization of Salinity Sources Soil Chemistry, Biota and Ecosystem Services Chemistry Effects on Soil Biota Habitat Heterogeneity and Soil Microbial Diversity Agricultural Ecosystems: Degradation Prevention and Conservation Soil Health Indices Technological Advances in the Study of Soil Biogeochemical Interfaces Conclusions References
14 7 Nutrient Availability: Macro‐ and Micronutrients in Soil Quality and Health Introduction Conclusions References
15 8 Assessment and Interpretation of Soil‐Test Biological Activity Introduction Literature Review of Indicator and Method Method Interpretations References
16 9 Permanganate Oxidizable Carbon Soil Organic Carbon Pools Indicators of Biologically Active soil Carbon Permanganate‐Oxidizable Carbon Procedure to Quantify Poxc References
17 10 Is Autoclaved Citrate‐Extractable (ACE) Protein a Viable Indicator of Soil Nitrogen Availability? Introduction Nitrogen Availability Indices Autoclaved Citrate‐Extractable Protein Soil Sampling Considerations Methods and Materials for Protein Quantification Summary and Conclusions References
18 11 Metabolic Activity– Enzymes Introduction Enzymes as Soil Health Indicators Soil Sampling and Handling Method Interpretation– Putting Enzyme Measurements into Context References
19 12 PLFA and EL‐FAME Indicators of Microbial Community Composition Introduction PLFA Using the Buyer and Sasser (2012) High‐throughput Extraction Method Paired with the MIDI‐Sherlock System EL‐FAME Extraction Paired with the MIDI‐Sherlock System Tips and Tricks for FAME Extraction and Analysis Calculations and Interpretation of FAME Data Management Implications References
20 13 Microbial Community Composition, Diversity, and Function Introduction Methods for Identifying and Quantifying Microbial Communities Criteria for Method Selection Selected Method Protocol Analysis Section References
