During the past 12 years, the percentage of soil erosion area in the study area showed a decreasing trend, and the areas below 15% gradually increased, and the surrounding region were driven by Luoyang as the center to realize the reduction of soil erosion area.
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Study on the spatiotemporal variation and driving factors of soil erosion based on sampling method in the loess hilly area of western Henan Province, China.
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The sentences
In general, soil erosion in the loess hilly area of western Henan showed a trend of “double decline”.