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By the time of the Han dynasty, much of the canal had silted up and only a small section was still flowing. Under the supervision of engineer Bai Gong, a new canal was cut in 95 BC for irrigation. For the next 2000 years, re-cutting and moving the canal's feeder mouth upstream of the Jing River became a pattern as silt built up and river bed ...
The tuntian (literally "garrisoning (on) farms") system evolved during the victorious campaign of 61–60 BC by Zhao Chongguo against the Qiang people. [5]While the tuntian system was made famous by Cao Cao's administration (c. 196–220 CE), Cao Cao's writings show that the system had been instituted as early as the Western Han dynasty during the reign of Emperor Wu (r.
The original Dujiangyan irrigation system was destroyed by the 1933 Diexi earthquake. The current Dujiangyan irrigation system was rebuilt after the Diexi earthquake in 1933 by Zhang Yuan (张沅) and his sons, including Zhang Shiling (张世龄). [citation needed] In 2000, Dujiangyan became a UNESCO World Heritage Site. Today it has become a ...
The Yuan Dynasty saw the establishment of a government body in the form of a "Si" (司) near the capital to oversee the canal system. Known as the Huai & Yangtze Rivers Grain Transport Office, (江淮都漕运司) this was an offshoot of the Three Departments and Six Ministries of the administrative third grade or " San Pin " (三品).
A set of red-and-black lacquerware flanged cups and dishes from tomb no. 1 at Mawangdui Han tombs site, 2nd century BC, Western Han dynasty. Han-era historians like Sima Qian (145–86 BC) and Ban Gu (32–92 AD), as well as the later historian Fan Ye (398–445 AD), recorded details of the business transactions and products traded by Han ...
One of the earliest accounts was a description by the Han dynasty philosopher Wang Chong (A.D. 27–97) around A.D. 80. [9] Unlike those found in the West, chain pumps in China resembled the square-pallet type instead of the pear-shaped bucket [dubious – discuss]. Illustrations of such Chinese chain pumps show them drawing water up a slanted ...
Since the Han dynasty, the region of the Yangtze River grew ever more important to China's economy. The establishment of irrigation systems (the most famous one is Dujiangyan, northwest of Chengdu, built during the Warring States period) made agriculture very stable and productive, eventually exceeding even the Yellow River region.
Statue of Li Bing at Erwang Temple, Dujiangyan, sculpted during the Eastern Han Dynasty (25-220 AD). Li Bing (Chinese: 李冰; pinyin: Lǐ Bīng; c. 3rd century BC) was a Chinese hydraulic engineer and politician of the Warring States period.
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