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本文以人口负载量的变迁为线索，分析了黄土高原农业发展与人口载量以及生态负载量的关系，并重点分析了生态条件的恶化对人口负载和农业发展的影响，及其对文明进步的抑制。
This paper takes the change of population load as a clue, analyzes the relationship between agricultural development and population load and ecological load in the Loess Plateau, and analyzes the impact of the deterioration of ecological conditions on the population load and agricultural development and its impact on the progress of civilization inhibition.