• Office Number
  • (605)-257-7637
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Plant Samples

Basic series, Complete series, Chloride, Nitrate-N, and individual tests are available.

Read More Plant Form
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Manure Samples

Essential serie and individual tests are available.

Read More Manure Form
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Soil Samples

Soybean series, Grid series, Texture by Hydrometer, Basic series, Corn series, Wheat series, Complete series, and individual tests are available.

Read More Soil Form