Qing Dynasty due to the impact of war and natural disasters, Gansu Longdong's economy, population, society suffered heavy losses, low level of development of productive forces. Experienced the Kang Yong dry three hundred years of recovery and development, Longdong agricultural economy has a greater development, but the ecological environment degradation. Tongzhi years due to military chaos and famine, Longdong economy and the environment once again undermined, Guangxu Longdong situation and

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... i period quite, to restore social production is facing great pressure. The economic development of Gansu Longdong area in the Qing Dynasty has been in a low state, and the environment has been badly damaged. This has a great relationship with unreasonable development and overdevelopment and war factors.