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Iowa NRCS: system
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Iowa NRCS: SW Iowa Terraces
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Iowa NRCS: NarrowBase09
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Iowa NRCS: DSC_69 Terraces_022
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Iowa NRCS: DSC_69 Terraces_013
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Iowa NRCS: DSC_69 Terraces_007
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Iowa NRCS: CerealRye_Terrace_1197
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Iowa NRCS: BroadbaseTerrace
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Iowa NRCS: RodentHole78
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Iowa NRCS: Damaged Terraces