京津冀地区近20 年NDVI 时空变化特征
张鹏骞, 胡理乐, 白加德
Spatiotemporal variation of NDVI in Beijing-Tianjin-Hebei region in the past 20 years
ZHANG Pengqian,HU Lile,BAI Jiade
生态环境学报 . 2021, (1): 29 -36 .  DOI: 10.16258/j.cnki.1674-5906.2021.01.004