C, N, and P Stoichiometry Characteristics of Fresh and Weathered Sandstones in Longhushan Area, SE China - Chang, Yunni (Fujian Normal University. College of Geographical Sciences) ; Xu, Chaobin (Fujian Normal University. College of Geographical Sciences) ; Qiu, Junting (Beijing Research Institute of Uranium Geology. National Key Laboratory of Science and Technology on Remote Sensing Information and Image Analysis) ; Peñuelas, Josep (Centre de Recerca Ecològica i d'Aplicacions Forestals) ; Sardans i Galobart, Jordi (Centre de Recerca Ecològica i d'Aplicacions Forestals) ; Zeng, Hanzhao (Fujian Normal University. College of Geographical Sciences) ; Zhong, Quanlin (Fujian Normal University. College of Geographical Sciences) ; Li, Baoyin (Fujian Normal University. College of Geographical Sciences)