Jin State, also known as Jin Dynasty, was a feudal dynasty established by Jurchen nationality in China history, which ruled the northern and northeastern regions of China. It borders Xixia and Mongolia in the west and confronts the Southern Song Dynasty in the south. * * * Pass it on to the Tenth Emperor and enjoy the country for 1 19 years.
Akuta unified the ministries of Jurchen, and then rose up against Liao. 1 1 15 was founded in Huining House, Beijing, and Jin Jianyuan was awarded the title of "receiving the country". 1 125 destroyed Liao, 1 127 launched the Jingkang rebellion to destroy the Northern Song Dynasty. On 1 130, Song Gaozong Zhao Gou surrendered to Di Chin.
1 153, Wan Yanliang, the king of Hailing, moved to Zhongdu. During the reign of Jin Shizong and Jin Zhangzong, political culture reached its peak, but in the later period of Jin Zhangzong's rule, it turned from prosperity to decline. After Jin Xuanzong succeeded to the throne, the internal politics was corrupt, and the people were in poverty. He was invaded by outer Mongolia and was forced to move the capital to Bianjing. 1234, Jin fell in Cai Zhou under the attack of the Southern Song Dynasty and Mongolia.
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The Jin Dynasty took the development of agriculture as the basis of military expansion and the prosperous northeast as the granary, and gradually spread the production tools and farming techniques of the Central Plains to the backward northeast at that time.
Due to the extensive use of iron agricultural production tools and the promotion of agricultural production, crop varieties are increasing day by day. In the early Jin Dynasty, no grain wheat was planted, only millet spring grain was planted.
There will be more and more crop varieties in the future, including wheat, millet, millet, barnyard grass, hemp, millet and so on. Vegetables include onions, garlic, leeks, sunflowers, mustard greens, melons and so on. Jinting also encourages reclamation. For example, it is stipulated that land rent can be reduced by reclaiming wasteland or the Yellow River beach, so the cultivated land area increases.
Baidu Encyclopedia-Jinguo