The waterlogged lowland and clay salinized land accounted for 80% of the area′s low yield farmland.

低洼涝渍田和粘闭滞渍田是渍害土壤的主要类型，约占全市低产田总面积的80％。

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The waterlogged lowland and clay salinized land accounted for 80% of the area′s low yield farmland.

低洼涝渍田和粘闭滞渍田是渍害土壤的主要类型，约占全市低产田总面积的80％。

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