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Research on Changes in Grain Planting Structure in the North China Plain During the Ming and Qing Dynasties
Written by Li Qiufangcompleted
During the Ming and Qing Dynasties, the grain planting structure of the North China Plain underwent tremendous changes, which had a profound impact on food security, planting systems, dietary life, social development and other aspects. For example, it promoted the formation and maturity of the two-year and three-crop system, increased the total grain output, alleviated the food crisis caused by the population surge, increased the variety of grains for famine preparation and disaster relief, and
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