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Table of Contents
Intro; Preface; Scientific Steering Committee; Contents; Chapter 1: Soil Organic Carbon and Proper Fertilizer Recommendation; 1.1 Introduction; 1.2 Soil Organic Carbon Management; 1.3 Soil Organic Carbon Status at Farm Level; 1.4 Fertilizer Use and Soil Organic Carbon Decline; 1.5 Conclusion; References; Chapter 2: Nutrient Management in Livestock Systems in West Africa Sahel with Emphasis on Feed and Grazing Management; 2.1 Introduction; 2.2 Materials and Methods; 2.2.1 Data Sources; 2.2.2 Data Analysis; 2.3 Results and Discussion.
2.3.1 Effect of Grazing Management on Forage Intake and Animal Performance2.3.2 Effect of Grazing Management on Collectable Manure; 2.3.3 Effect of Different Feed Types on Fecal Nitrogen and Phosphorus, and Urinary Nitrogen Output; 2.3.4 Feed and Grazing Management Factors Influencing Nutrient Cycling in Mixed Crop-Livestock Systems of West Africa Sahel; 2.3.5 Feeding the Animals and Fertilizing the Soil; 2.4 Conclusion; References; Chapter 3: Managing Fertilizer Recommendations in Rice-Based Cropping Systems Challenges and Strategic Approaches; 3.1 Introduction.
3.2 The Rice Based Systems and Soil Constraints3.2.1 The Rainfed Upland Rice System; 3.2.2 The Rainfed Lowland System; 3.2.3 The Irrigated Rice System; 3.2.4 Soil Constraints; 3.3 Fertilizers Recommendation for Rice Systems; 3.3.1 Irrigated and Rainfed Lowlands; 3.3.2 Rainfed Upland; 3.4 New Concepts and Tools for Management of Fertilizers in Rice Systems; 3.4.1 The Challenges; 3.4.2 New Concepts and Tools for Fertilizer Recommendations; 3.4.3 The Site-Specific Nutrient Management in Rice System; 3.4.4 Rice Advice; 3.4.5 Integrated Crop Management; 3.4.6 Integrated Soil Fertility Management.
3.5 The Way Forward3.6 Conclusions; References; Chapter 4: Soil Organic Carbon and Nitrogen in Agroforestry Systems in Sub-Saharan Africa: A Review; 4.1 Introduction; 4.2 Methods; 4.2.1 Definitions of the Geographic Area and Practices Studied; 4.2.2 Data Collection; 4.2.3 Data Analysis; 4.3 Results and Discussions; 4.4 Conclusion; References; Chapter 5: Effect of Hill Placement of Nutrients on Millet Productivity and Characteristics of Sahelian Soils of Niger: Analys ... ; 5.1 Introduction; 5.2 Material and Methods; 5.2.1 Site Description; 5.2.2 Experimental Soil Properties.
5.2.3 Experimental Design5.2.4 Data Collection; 5.3 Results; 5.3.1 Rainfall Distribution During the Experimental Years; 5.3.2 Effect of Mineral Fertilizer on Total Biomass Yield Across Years and Experiments; 5.3.3 Effect of Organic Manure on Total Biomass Yield Across Years and Experiments; 5.4 Pearl Millet Total Biomass Yield Trend After Three Years of Cropping; 5.4.1 Effect of Mineral Fertilizer; 5.4.2 Effect of Organic Manure; 5.4.3 Plant Nutrient Uptake; 5.4.3.1 Plant Nutrients Absorption; 5.5 Soil Nutrients Characteristics Following Three Seasons of Cropping; 5.6 General Analysis.
2.3.1 Effect of Grazing Management on Forage Intake and Animal Performance2.3.2 Effect of Grazing Management on Collectable Manure; 2.3.3 Effect of Different Feed Types on Fecal Nitrogen and Phosphorus, and Urinary Nitrogen Output; 2.3.4 Feed and Grazing Management Factors Influencing Nutrient Cycling in Mixed Crop-Livestock Systems of West Africa Sahel; 2.3.5 Feeding the Animals and Fertilizing the Soil; 2.4 Conclusion; References; Chapter 3: Managing Fertilizer Recommendations in Rice-Based Cropping Systems Challenges and Strategic Approaches; 3.1 Introduction.
3.2 The Rice Based Systems and Soil Constraints3.2.1 The Rainfed Upland Rice System; 3.2.2 The Rainfed Lowland System; 3.2.3 The Irrigated Rice System; 3.2.4 Soil Constraints; 3.3 Fertilizers Recommendation for Rice Systems; 3.3.1 Irrigated and Rainfed Lowlands; 3.3.2 Rainfed Upland; 3.4 New Concepts and Tools for Management of Fertilizers in Rice Systems; 3.4.1 The Challenges; 3.4.2 New Concepts and Tools for Fertilizer Recommendations; 3.4.3 The Site-Specific Nutrient Management in Rice System; 3.4.4 Rice Advice; 3.4.5 Integrated Crop Management; 3.4.6 Integrated Soil Fertility Management.
3.5 The Way Forward3.6 Conclusions; References; Chapter 4: Soil Organic Carbon and Nitrogen in Agroforestry Systems in Sub-Saharan Africa: A Review; 4.1 Introduction; 4.2 Methods; 4.2.1 Definitions of the Geographic Area and Practices Studied; 4.2.2 Data Collection; 4.2.3 Data Analysis; 4.3 Results and Discussions; 4.4 Conclusion; References; Chapter 5: Effect of Hill Placement of Nutrients on Millet Productivity and Characteristics of Sahelian Soils of Niger: Analys ... ; 5.1 Introduction; 5.2 Material and Methods; 5.2.1 Site Description; 5.2.2 Experimental Soil Properties.
5.2.3 Experimental Design5.2.4 Data Collection; 5.3 Results; 5.3.1 Rainfall Distribution During the Experimental Years; 5.3.2 Effect of Mineral Fertilizer on Total Biomass Yield Across Years and Experiments; 5.3.3 Effect of Organic Manure on Total Biomass Yield Across Years and Experiments; 5.4 Pearl Millet Total Biomass Yield Trend After Three Years of Cropping; 5.4.1 Effect of Mineral Fertilizer; 5.4.2 Effect of Organic Manure; 5.4.3 Plant Nutrient Uptake; 5.4.3.1 Plant Nutrients Absorption; 5.5 Soil Nutrients Characteristics Following Three Seasons of Cropping; 5.6 General Analysis.