2000—2022年北京市植被春季物候期变化特征分析
谢宜嘉, 杨倍倍, 张镇, 陈佳, 王喆, 孟令奎

Analysis of the changes in spring phenology of vegetation in Beijing City from 2000 to 2022
XIE Yijia, YANG Beibei, ZHANG Zhen, CHEN Jia, WANG Zhe, MENG Lingkui
图3 四种地物春季物候的年际变化图
Fig.3 Interannual variation of spring phenology in four vegetation types