Αρχειοθήκη ιστολογίου

Τρίτη 26 Δεκεμβρίου 2017

In This Issue [This Week in PNAS]

Water management system in ancient China Map of the Liangzhu city and hydraulic system, lower Yangtze River, China. The ancient Liangzhu culture of China represents a peak of early social and cultural development that preceded the Chinese dynasties of the historical record. The Liangzhu were an agrarian society and strongly...

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