Advances in Agronomy

1. Soil Redox Potential: Importance, Field Measurements, and Observations<br>2. Increasing Rice Production in Sub-Saharan Africa: Challenges and Opportunities <br>3. Phosphate Reaction Dynamics in Soils and Soil Components: A Multi-Scale Approach<br>4. Ecological Agriculture in China: Principles and Application<br>5. Cotton Leaf Photosynthesis and Carbon Metabolism<br>6. The Impacts of Grazing Animals on the Quality of Soils, Vegetation, and Surface Waters in Intensively Managed Grasslands