Advances in the Analysis of Biogeochemical Interfaces: NanoSIMS to Investigate Soil Microenvironments Carsten W. Mueller, Peter K. Weber, Matt R. Kilburn, Carmen Hoeschen, Markus Kleber and Jennifer Pett-Ridge Conservation Practices for Climate Change Adaptation Jorge A. Delgado, Mark A. Nearing and Charles W. Rice Characterization of Organic Matter Composition of Soil and Flow Path Surfaces Based on Physico- Chemical Principles A Review Ruth H. Ellerbrock and Horst H. Gerke The Chemistry and Biochemistry of Organic Components in the Soil Solutions of Wheat Rhizospheres Carlos M. Monreal and Morris Schnitzer Sustainable Management of Soils of Dryland Ecosystems of India for Enhancing Agronomic Productivity and Sequestering Carbon Ch. Srinivasarao, B. Venkateswarlu, Rattan Lal, A.K. Singh and Sumanta Kundu The Influence of Volcanic Tephra (Ash) on Ecosystems Olafur Arnalds Advances in Elucidating Beneficial Interactions Between Plants, Soil and Bacteria Birgit Mitter, Gunter Brader, Muhammad Afzal, Stephane Compant, Muhammad Naveed, Friederike Trognitz and Angela Sessitsch The Buffer Power Concept and its Relevance in African and Asian Soils K.P. Prabhakaran Nair