Nutrient Cycling in Agroecosystems publishes peer-reviewed papers and rapid communications based on original research as well as reviews, perspectives and commentaries of interest to an international readership. Coverage extends to all aspects of carbon and nutrient cycling as well as management in soil-crop-animal systems, their effects in ecological, agronomic, environmental and economic terms. The range of topics includes agronomic, agroforestry, livestock, pasture, organic agriculture, bioenergy, and fallow systems or system components such as plants and the fertility, chemistry, physics or faunal and micro-biology of soils, as well as system inputs from and losses to the anthroposphere, atmosphere and hydrosphere. The Editor-in-Chief of Nutrient Cycling in Agroecosystems is Johannes Lehmann, Cornell University, Ithaca, USA.