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Iowa NRCS: Strip-Till
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Iowa NRCS: Probe3
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Iowa NRCS: Cover Crop
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Iowa NRCS: NRCSIA99656
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Iowa NRCS: NRCSIA99610
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Iowa NRCS: Oats
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Iowa NRCS: ManureCalibrationbyISU
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Iowa NRCS: knifingmanure170
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Iowa NRCS: Grazing248
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Iowa NRCS: Frederick_Oats and field peas cover crop
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Iowa NRCS: filterstrip
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Iowa NRCS: Cereal Rye