陆生植物氮同位素组成与气候环境变化研究进展
刘贤赵1,2, 张勇2, 宿庆3, 田艳林2, 王庆1, 全斌2

Progress of Research on Relationships between Terrestrial Plant Nitrogen Isotope Composition and Climate Environment Change
Liu Xianzhao1,2, Zhang Yong2, Su Qing3, Tian Yanlin2, Wang Qing1, Quan Bin2
图5 不同氮源氮同位素随降水量的变化 [ 56 ]
Fig.5 Variation in 15 N values of different N sources with the changes in mean annual precipitation [ 56 ]