土壤盐渍化对滨海湿地生态环境质量的影响——以黄河三角洲为例
|
|
张治梅, 樊彦国, 矫志军, 管青春
|
Impact of soil salinization on the eco-environment quality of coastal wetlands:A case study of Yellow River Delta
|
|
ZHANG Zhimei, FAN Yanguo, JIAO Zhijun, GUAN Qingchun
|
|
表5 黄河三角洲土壤盐渍化面积和比例
|
Tab.5 Area and proportion of soil salinization in the Yellow River Delta
|
|
| 等级 | 年份 | | 2006 | 2012 | 2017 | 2020 | 非盐
渍化 | 面积/km2 | 2 921.67 | 2 965.70 | 3 060.77 | 2 976.00 | | 占比/% | 58.15 | 59.10 | 60.94 | 59.20 | 轻度
盐渍化 | 面积/km2 | 298.39 | 203.46 | 111.27 | 97.99 | | 占比/% | 5.94 | 4.05 | 2.22 | 1.95 | 中度
盐渍化 | 面积/km2 | 709.58 | 442.31 | 288.55 | 210.44 | | 占比/% | 14.12 | 8.81 | 5.74 | 4.19 | 重度
盐渍化 | 面积/km2 | 753.27 | 789.58 | 707.17 | 428.03 | | 占比/% | 14.99 | 15.73 | 14.08 | 8.51 | | 盐土 | 面积/km2 | 341.85 | 617.44 | 854.98 | 1 314.54 | | 占比/% | 6.80 | 12.30 | 17.02 | 26.15 |
|
|
|