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我国引洪淤灌,改良土壤,已有两千多年的历史,农民不断地用这种方法与大自然作斗争,治理洪水,提高土壤肥力,发展农业生产。黄河流域进行的大面积淤灌改土,在治理黄河改变自然面貌和提高粮食产量方面都取得了显著成绩。
In our country, there has been more than two thousand years of floods and silt irrigation and soil improvement. Farmers continue to struggle with nature in this way to control floods, improve soil fertility and develop agricultural production. The large area of irrigation and soil improvement carried out in the Yellow River basin has made remarkable achievements in controlling the Yellow River’s natural appearance and increasing grain output.