New Dimensions in Agroecology

Preface New Dimensions in Agroecology for Developing a Biological Approach to Crop Production (David R. Clements and Anil Shrestha) Education in Agroecology and Integrated Systems (Charles A. Francis) Redesigning Industrial Agroecosystems: Incorporating More Ecological Processes and Reducing Pollution (Eugene P. Odum and Gary W. Barrett) Integrating Agroecological Processes into Cropping Systems Research (Stephen R. Gliessman) An Agroecological Basis for Designing Diversified Cropping Systems in the Tropics (Miguel A. Altieri and Clara I. Nicholls) Soil Ecosystem Changes During the Transition to No-Till Cropping (Tami L. Stubbs, Ann C. Kennedy, and William F. Schillinger) The Ecology of Crop-Weed Interactions: Towards a More Complete Model of Weed Communities in Agroecosystems (Bruce D. Maxwell and Edward Luschei) Research and Extension Supporting Ecologically Based IPM Systems (Fabian D. Menalled, Douglas A. Landis, and Larry E. Dyer) Effects of Key Soil Organisms on Nutrient Dynamics in Temperate Agroecosystems (Joann K. Whalen and Chantal Hamel) Nutrient Dynamics: Utilizing Biotic-Abiotic Interactions for Improved Management of Agricultural Soils (Chantal Hamel, Christine Landry, Abdirashid Elmi, Aiguo Liu, and Timothy Spedding) Microbial and Genetic Diversity in Soil Environments (Ping Wang and Warren A. Dick) Impact of Global Change on Biological Processes in Soil: Implications for Agroecosystem Management (Shuijin Hu and Weijian Zhang) The Importance of Biodiversity in Agroecosystems (Lori Ann Thrupp) Biophysical and Ecological Interactions in a Temperate Tree-Based Intercropping System (N. V. Thevathasan, A. M. Gordon, J. A. Simpson, P. E. Reynolds, G. Price, and P. Zhang) Agricultural Landscapes: Field Margin Habitats