Applied soil physical properties, drainage, and irrigation strategies

목차 (Table of Contents)

• CONTENTS
• 1 Soil Physical and Moisture Properties = 1
• 1.1 Soil Physical Properties = 1
• Soil Particle Analysis = 2
• Determining Particle Size = 3
• Soil Particle and Bulk Density = 10
• Soil Porosity = 18
• 1.2 Soil Moisture Properties = 29
• Describing Soil Moisture = 29
• Plant-Available Water = 31
• 1.3 Soil-Water Relationships = 32
• Water Potential (Ψ) = 32
• Infiltration and Percolation Rates = 35
• Water Movement in Soil = 35
• Capillarity = 37
• Perched Water Table = 39
• Saturated and Unsaturated Hydraulic Conductivity = 40
• 1.4 Soil Moisture Retention Curves = 45
• Constructing Soil Moisture Retention Curves = 45
• Interpreting Soil Moisture Retention Curves = 48
• Information from Soil Moisture Retention Curves = 53
• 1.5 Questions = 60
• 2 Soil Drainage = 73
• 2.1 Drainage Methods = 73
• Surface Drainage = 74
• Subsurface Drainage = 79
• Lateral Soil Water Movement = 86
• Drain Lines = 88
• 2.2 Putting Greens = 103
• Subgrade = 103
• Gravel Size and Shape = 104
• Drainage Systems = 105
• 2.3 Fairways = 110
• Subsurface Drainage Design = 110
• Interceptor Drains = 111
• Springs = 114
• Outlets = 114
• Sand Capping = 116
• 2.4 Sports Fields = 116
• Soil Profiles = 117
• Football Fields = 121
• Soccer Fields = 127
• Baseball and Softball Fields = 127
• 2.5 Questions = 132
• 3 Rootzone Selection = 139
• 3.1 Golf Putting Greens = 139
• Profile = 139
• Rootzone Mix Selection = 144
• Soil Amendments = 154
• Gravel and Coarse Sand Layers = 158
• Changes in Soil Characteristics Over Time = 168
• 3.2 Bunker Sands = 170
• Particle Size Distribution = 171
• Particle Shape = 171
• Crusting Potential = 173
• pH = 173
• Hardness = 173
• Infiltration Rate = 173
• Color = 174
• Overall Playing Quality = 174
• 3.3 Sports Fields and Sand Capping = 174
• Soil Profiles = 174
• Selecting the Right Rootzone Mix = 176
• Rootzone Depths = 179
• 3.4 Questions = 190
• 4 Water Management and Conservation = 203
• 4.1 Water Use = 203
• Determining When to Irrigate = 203
• Soil Moisture Measuring Devices = 205
• Predictive Models or Evapotranspiration Feedback = 213
• 4.2 Evapotranspiration Rates = 215
• Environmental Influence on Evapotranspiration = 216
• Turfgrass Water-Use Rates = 217
• Potential Evapotranspiration (ETp) Rates = 218
• Scheduling Irrigation Based on ET Rates = 218
• 4.3 Irrigation Strategies = 219
• Irrigation System Calibration = 220
• Determining Irrigation Rates and Frequency = 223
• Determining Approximate Intervals (in Days) Between Irrigation Cycles = 225
• 4.4 Managing Irrigation Water Quality Problems = 227
• Salts = 228
• Water Sodium Hazard = 232
• Soil Sodium Permeability Hazard = 235
• Managing Poor Quality Water Use Sites = 238
• 4.5 Water Conservation = 245
• Site Assessment and Initial Planning = 246
• Evaluating and Implementing Water Conservation Strategies = 248
• Assessment of Water Conservation Costs and Benefits = 249
• 4.6 Hydrophobic Soils and Their Management = 251
• Hydrophobic Soils = 251
• Adjuvants = 254
• Surfactants = 254
• Wetting Agents = 257
• 4.7 Questions = 259
• Appendix A : Unit Analysis = 271
• Appendix B : Unit Conversions = 277
• American Society for Testing and Materials = 291
• Glossary = 293
• References = 307
• Index = 309