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Advances in agronomy. Volume 144 /

Detalles Bibliográficos
Clasificación:Libro Electrónico
Otros Autores: Sparks, Donald L., 1953- (Editor )
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Amsterdam : Academic Press, 2017.
Colección:Advances in Agronomy ; Volume 144
Temas:
Acceso en línea:Texto completo
Tabla de Contenidos:
  • Front Cover; Advances in Agronomy; Copyright; Contents; Contributors; Preface; Chapter One: An Important Tool With No Instruction Manual: A Review of Gypsum Use in Agriculture; 1. Introduction; 2. Sources and Characteristics of Gypsum; 2.1. Gypsum Sources; 2.2. Characteristics of Gypsum; 3. Impact of Gypsum on Soil Fertility; 3.1. Limitations in Plant Productivity Due to Soil Acidity and Aluminum; 3.2. Alleviation of Subsoil Acidity With Gypsum; 3.2.1. Mobility of Gypsum in Subsoil; 3.2.2. Impact of Gypsum on Subsoil Aluminum Chemistry and Toxicity; 3.3. Impact of Gypsum on Soil pH.
  • 3.4. Soil Base Saturation, Base Cations, and Sulfur4. Impact of Gypsum on Soil Physical Properties; 4.1. Gypsum Use on Sodic Soils; 4.2. Gypsum Use on Nonsodic Soils; 5. Crop Response From Gypsum Applications; 6. Environmental Effects of Gypsum Application; 7. Determining Gypsum Application Rates; 8. Conclusions and Implications; References; Chapter Two: Preventive Weed Management in Direct-Seeded Rice: Targeting the Weed Seedbank; 1. Introduction; 2. Preventive Weed Management Strategies; 2.1. Preventing Reproduction; 2.1.1. Preventing Reproduction on Bunds and Borders.
  • 2.1.2. Prevention of Reproduction During Fallows2.2. Limiting Dispersal; 2.2.1. Dispersal via Rice Seed Contamination; 2.2.2. Dispersal via Machinery/Equipment Movement; 2.2.3. Dispersal via Irrigation Water; 2.2.4. Dispersal via Manure and Compost; 2.2.5. Other Modes of Dispersal; 2.3. Promoting Predation; 2.3.1. Identification of Predators and Strategies That Conserve Them; 2.3.1.1. Maximize Seed Exposure Through Changes in Tillage and Irrigation Timing; 2.4. Promoting Decay; 2.4.1. Manipulating Tillage to Promote Decay; 2.4.2. Impact of Soil Amendments; 2.4.3. Irrigation Management.
  • 2.5. Promoting Fatal Germination2.5.1. Stale Seedbed; 2.5.1.1. Seed Dormancy and the Timing of Germination Stimulation; 2.5.1.2. Seed Quiescence and the Optimal Type of Germination Stimuli; 2.5.1.3. Optimizing Methods of Killing Weeds in Stale Seedbeds; 2.5.1.4. Net Effect of Stale Seedbeds in Rice Cropping Systems; 2.5.2. Stimulating Fatal Germination With Crop and Cover Crop Rotations; 2.6. Inhibiting Germination and Emergence; 2.6.1. Suppressing Emergence Through Propagule Burial; 2.6.2. Inhibiting Germination and Emergence With Mulches.
  • 2.6.3. Inhibiting Germination, Emergence and Growth Through Water Management Using Anaerobic Germination (AG) Tolerant Ri ... 3. Integrating and Prioritizing Preventive Strategies; 3.1. Integrating Stale Seedbeds and Crop Rotations During Fallows; 3.2. Reduced Tillage With Residue Retention; 3.3. Rotational Tillage and Establishment Methods; 3.4. AG-Tolerant Rice and Flooding; 3.5. Integrated Bund Management; 4. Future Research Priorities; 5. Conclusions; Acknowledgments; References.