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Using China Bird Report (2003–2007) as data source in combination with descriptions about bird habitats, we built up the China Bird Watching Database. We also developed spherical GIS software “Global Analyst” to create the point-based database which contains accurate spatial-temporal information. The China Bird Watching Database can reflect the achievement of Chinese bird watchers and complement the...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.