Biogeochemical processes in sediments of the Manfredonia Gulf (Southern Adriatic Sea): early diagenesis of carbon and nutrient and benthic exchange F. Spagnoli, G. Bartholini, M. Marini, and P. Giordano National Research Council-Marine Science Institute-Departement of Lesina (FG), Italy National Research Council-Marine Science Institute-Department of Ancona, Italy National Research Council-Mari...