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Index
Cover
Title Page
Copyright
Table of Contents
Preface
Chapter 1: Introduction to Soil
What Is Soil?
Nature and Uses of Soil
How Big Is an Acre? A Hectare?
Chapter 2: Soil Formation
The Rock Cycle
Composition of the Earth's Crust
Processes of Rock Weathering
Factors of Soil Formation
Soil Horizon Development
Let's Take a Trip
Chapter 3: Soil Physical Properties
Soil Phases
Soil Separates
Soil Texture
Soil Structure
Benefits of Aggregation
Porosity and Density
Composition of Soil Pores
Soil Consistence
Soil Color
Chapter 4: Soil Biological Properties
Organic Matter and Humus
The Carbon Cycle
Factors Affecting Soil Organic Matter Levels
The Decomposition Process
Factors Affecting the Rate of Decomposition
Importance of Soil Organic Matter
Carbon Sequestration
Plant Roots and the Rhizosphere
Microorganisms
Types of Microorganisms
The Nitrogen Cycle
Immobilization and Mineralization
Denitrification
Biological Decomposition of Rocks
Macroorganisms
Pesticide Use and Soil Organisms
Chapter 5: Soil Chemical Properties
Soil Colloidal System
Silicate Clays
Oxide Clays
Cation Exchange
Anion Exchange
Soil Reaction (pH)
Soil Aggregation
Chapter 6: Soil Water
Hydrologic Cycle
Soil Water Storage and Movement
Water Use by Plants
Drainage
Irrigation
Water Conservation
Chapter 7: Soil Temperature
Importance of Soil Temperature
Factors Affecting Energy Inputs
Energy Inputs and Temperature Change
Heat Transfer in Soils
Soil Temperature Fluctuations
Managing Soil Temperature
Chapter 8: Soil Fertility and Plant Nutrition
Soil Fertility
Conditions Affecting Level and Availability of Plant Nutrients
Nutrient Mobility in Soils
Methods to Increase the Availability of Added Nutrients
Plant Nutrition
Determining Nutrient Needs
Adding Plant Nutrients
Timing of Fertilizer Application
Precision Farming
Organic Farming/Gardening
Composting
Biosolids
Chapter 9: Soil Management
Physical Condition
Tillage Practices
Chemical Characteristics
Biological Characteristics
Crop Production Factors
Chapter 10: Soil Conservation and the Environment
Erosion Processes
Erosion by Water
Erosion by Wind
Erosion by Mass Wasting
Sediment as a Pollutant
Extent of the Problem
Chapter 11: Conservation Agriculture
CA Principles
CA Adoption
Summary of CA Benefits
Bibliography
Chapter 12: Soil Classification and Surveys
The Soil Classification Categories
The 12 Soil Orders
Time Is too Short for Strong Soil Development
Climate Is the Dominant Factor in Soil Development
Parent Material Is Specific
Vegetation Is a Grassland (Prairie) Mollisols: Grassland Soils (6.9%)
Climate and Vegetation Combination Dominates
Vegetation and Parent Material Dominate
Soil Horizons
Description ofthe DiagnosticSurface Horizons (Epipedons)
Descriptions of Subsurface Horizons
Other Diagnostic Subsurface Horizons
Soil Moisture and Temperature Regimes
Soil Surveys
Land Capability Classes
Soil Landscape Appreciation
Chapter 13: Soil and Its Uses
Urban Soils
Engineering Uses
Municipal Waste
Disturbed or Contaminated Lands
Glossary
Index
End User License Agreement
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