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Profitable fertilizer recommendations require accurate soil testing. At Servi-Tech Laboratories, our goal is to help producers raise crops as efficiently and profitably as possible. If one of the packages below doesn’t fit your needs, please call the laboratory. We’d be happy to customize a package for your operation.

*Call the Laboratories at 800.557.7509 for information on testing packages and discounts based on sample volume.


N & P Test
Nitrate-nitrogen, phosphorus
Eastern Cornbelt Test
Phosphorus, Potassium, Soil pH, Buffer pH
Small Grain Test
(Suggested for small grains, pasture & range grasses)
Nitrate-nitrogen, Phosphorus, Potassium, Soil pH, Buffer pH
Basic Test
(Suggested for small grains & grasses, especially when herbicides are used)
Nitrate-nitrogen, Phosphorus, Potassium, Organic matter, Soil pH, Buffer pH
Forage Legume Test
(Suggested for alfalfa & forage legumes)
Nitrate-nitrogen, Phosphorus, Potassium, Sulfur, Calcium, Magnesium, Sodium, Organic matter, Soil pH, Buffer pH, Soluble salts, Cation exchange capacity, Base saturation %
General Test
(Suggested for general field crops)
Nitrate-nitrogen, Phosphorus, Potassium, Zinc, Organic matter, Soil pH, Buffer pH
Row Crop Test
(Suggested for field crops, especially with sandy soil or irrigation)
Nitrate-nitrogen, Phosphorus, Potassium, Sulfur, Calcium, Magnesium, Sodium, Zinc, Organic matter, Soil pH, Buffer pH, Soluble salts, Cation exchange capacity, Base saturation %
Complete Test
(Suggested for all field crops when diagnosing problems)
Nitrate-nitrogen, Phosphorus, Potassium, Sulfur, Calcium, Magnesium, Sodium, Zinc, Iron, Manganese, Copper, Organic matter, Soil pH, Buffer pH, Soluble salts, Cation exchange capacity, Base saturation %
Lawn & Garden Soil Analysis
Golf Course and Athletic Turf Analysis
(Fertilizer recommendations given in lbs. per 1,000 sq. ft.)
Nitrate-nitrogen, Phosphorus, Potassium, Sulfur, Calcium, Magnesium, Sodium, Zinc, Iron, Manganese, Copper, Organic matter, Soil pH, Buffer pH, Soluble salts, Cation exchange capacity, Base saturation %
Complete Saturated Media Extract Test
(Suggested for nursery and greenhouse media mixes) (Requires 1 gallon sample in plastic bag)
Nitrate-nitrogen, Ammonium-nitrogen, Phosphorus, Potassium, Sulfur, Zinc, Iron, Manganese, Copper, Boron, Molybdenum, Calcium, Magnesium, Sodium, Chloride, Soil pH, Soluble salts, Graphic interpretations
Soil Salinity Appraisal
(Suggested for saline/sodic soil reclamation)
Exchangeable cations: Potassium, Calcium, Magnesium, Sodium
Extractable: Calcium, Magnesium, Sodium, Potassium, Bicarbonate, Chloride, Sulfur, Boron
Soil pH (1:1), Soil pH (sat. paste), Soluble salts, Extractable salts (ECe), Sodium adsorption ration (SAR), Gypsum recommendations and interpretations
Individual Tests
Aluminum, exchangeable (1M KC1)
Boron (Hot water)
Cation exchange capacity (summation)
Cation exchange capacity (sodium acetate) SW846 #
Chloride (mercury thiocyanate)
Ece and SAR (includes Ca, Mg and Na)
Exchangeable Potassium, Calcium, Magnesium, Sodium, and Sulfur (NH4OAc, pH 7.0)
Mehlich 3 extraction-ICP analysis: Phosphorus, Potassium, Calcium, Magnesium, Sodium,Sulfur, Zinc, Iron, Manganese, Copper
Nitrogen
Nitrate
Ammonium
Nitrate & Ammonium
Total (LECO combustion)
Organic matter, Walkley-Black
Organic matter, LOI
Particle size analysis (by hydrometer)
(% sand, % silt, % clay, USDA soil texture)
pH, Buffer pH (SMP or Woodruff), and Soluble salts (with lime recommendations)
Phosphorus: (Mehlich 3, Bray I, or Sodium Bicarbona)
Sand grain size
Zinc, Iron, Manganese, Copper (CaCl2-DTPA)
Grid Sampling and Analysis Packages
Customized grid sample packages are available upon request. Contact the lab for more information on soil sampling, analysis, and mapping services.
To qualify for grid pricing, a minimum of 10 samples per field I.D. must be submitted with bags numbered consecutively.
 
 

Dodge City, Kansas

Hastings, Nebraska

Amarillo, Texas

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