1. Environmental Behavior of Glyphosate in Soil 2. Agriculture Contingency Plans for Managing Weather Aberrations and Extreme Climate Events: Development, Implementation and Impacts in India 3. Unmanned Aircraft Systems for Precision Weed Management Applications: Prospects and Challenges 4. Ratoon Rice Technology: A Green and Resource-Efficient Way for Rice Production 5. Mineral Nutrition of Cassava 6. Growth Characteristics of Winter Wheat in China Based on GDD Comprehensive and Quantitative Analysis of Growth Characteristics of Winter Wheat in China Based on Growing Degree Days 7. The Polyploid Origins of Crop Genomes and their Implications: A Case Study in Legumes
DONALD L. SPARKS is the Unidel S. Hallock du Pont Chair and Francis Alison Professor at the University of Delaware. He is internationally recognized for his research in the areas of kinetics of biogeochemical processes and surface chemistry of natural materials. His research has focused on fate and transport of trace metals in soil and water, soil remediation, water quality, and carbon sequestration in soils. Dr. Sparks is the author of two previous editions of Environmental Soil Chemistry and more than 350 refereed papers and book chapters. He is fellow of five scientific societies, and he has been the recipient of major awards and lectureships including the Geochemistry Medal from the American Chemical Society, the Liebig Medal from the International Union of Soil Sciences, the Einstein Professorship from the Chinese Academy of Sciences and the Philippe Duchaufour Medal from the European Geosciences Union. Dr. Sparks served as president of the Soil Science Society of America and the International Union of Soil Sciences, has served on advisory committees for several national laboratories and national and international centers and institutes, and served as chair of the U.S. National Academy of Sciences (NAS) Committee for Soil Sciences and other NAS Committees.