Ecological Stoichiometry of Soils in the Yanhe Watershed in the Loess Plateau: The Influence of Different Vegetation Zones
ZENG Quan-chao, LI Xin, DONG Yang-hong, AN Shao-shan
JOURNAL OF NATURAL RESOURCES . 2016, (11): 1881 -1891 .  DOI: 10.11849/zrzyxb.20160038