YAN Bang-guo, HE Guang-xiong, LI Ji-chao, QIAN Kun-jian, KUI Jian-rui, PAN Zhi-xian, SHI Liangtao, JI Zhong-hua. Changes of plant leaf N, P, and K concentrations and species dominance in an arid-hot valley after ecosystem restoration.[J]. Chinese Journal of Applied Ecology.