Integrated management of salt affected soils in agriculture : incorporation of soil salinity control methods Chapter 1. Salt Affected Soil Definition and Types 1.1 Salt Affected Soils Definition 1.2 Types of Salt Affected Soils Chapter 2. Features Nature and Distribution of Salt Affected Soils 2.1 Features of Salt Affected Soils 2.2 Nature and Distribution of Salt Affected Soils Chapter 3. Soil Salinization and Sodification Factors 3.1 Natural Factors 3.2 Anthropogenic Factors Chapter 4. Effect of Salinity on Soil Microorganisms Plant Growth and Yield 4.1 Effect of Salinity on Soil Microorganisms 4.2 Effect of Salinity on Plant Growth and Yield Chapter 5. Management and Rehabilitation of Salt Affected Soils 5.1 Scraping and Removal of Surface Soil 5.2 Replacement of Sodium in the Soil 5.3 Leaching Plus Artificial Drainage 5.4 Irrigation Water Management 5.5 Mulch Management Chapter 6. Crop Management on Salt Affected Soils 6.1 Selection of Tolerant Crops and Rotation 6.2 Seeds Pretreatment 6.3 Halophytes Chapter 7. Mineral and Organic Amendments of Salt Affected Soils 7.1 Balanced Fertilization 7.2 Organic Amendments 7.3 Silicates 7.4 Polymers (Hydrogel) 7.5 Zeolite 7.6 Halophilic Microorganisms Chapter 8. Genetic Engineering and Economic Aspects 8.1 Genetic Engineering 8.2 Economic Aspects