Institute of Soil Science, Chinese Academy of Sciences, Nanjing, China (ISSCAS), China, Pioneer in agricultural nitrogen research in China, focusing on the agronomic effect and environmental impact of nitrogen fertilizer. Has a number of researchers involved in nitrogen research, ranging from field study to regional evaluation. ISSCAS has led several national wide nitrogen related projects, and has hosted the 3rd International Nitrogen Conference. It is now leading a Nitrogen Working Group under China Soil Science Society. The group is made up of experts of different science background, inducing soils soil science, atmospheric science, aquatic science, etc.