Nitrogen deposition and its spatial pattern in main forest ecosystems along north-south transect of eastern China - Xiaoyun Zhan; Guirui Yu; Nianpeng He; Huajun Fang; Bingrui Jia; Mei Zhou; Chuankuan Wang; Junhui Zhang; Guangdong Zhao; Silong Wang; Yunfen Liu; Junhua Yan (Chinese Geographical Science, 2014)