RT Journal T1 Landscape Patterns of Coastal Wetlands in Pearl River Delta and Their Changes for 5 Periods since 1980 A1 PB Wetland Science FD 2019-10-30 YR 2019 JF Wetland Science JO Wetland Science VO 17 IS 5 SP 559 DO 10.13248/j.cnki.wetlandsci.2019.05.009 K1 LK {http://wetlands.neigae.ac.cn/EN/article/article_9731.shtml}