浐灞河生态区
Chanbahe ecological district
长江中游生态区
central yangtze ecoregion
不同生态区
Ecosystem areas
Different ecological regions
ecological area
Different ecology areas
different ecological zone
Different ecological areas
ecoregion
Different ecologic zones
新疆小麦生态区
wheat ecological area in Xinjiang
夏播生态区
Summer sowing ecological region
西南山地丘陵生态区
Southwest mountain and hill ecological region
生态区位商
ecological location quotient