相关期刊:《Advances in Bioscience and Biotechnology》《Open Journal of Forestry》《Journal of Forestry Research》《International Soil and Water Conservation Research》更多>>
supported by the National Natural Science Foundation of China (41971104);the Open Foundation of the State Key Laboratory of Loess and Quaternary Geology,Institute of Earth Environment;Chinese Academy of Sciences (CASSKLLQG1817);the Qilian Mountain National Park Research Center (Qinghai)(GKQ2019-01)。
A knowledge of the tree-ring stable nitrogen isotope ratio(δ^(15)N)can deepen our understanding of forest ecosystem dynamics by indicating the long-term availability,cycling and sources of nitrogen(N).However,the rad...