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Soil Analysis
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Understanding A Soil Analysis
Nitrate Analysis
Potassium Analysis Methods
Soil Health
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Sampling Procedures
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Pictorial Sampling Guide
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Corn Stalk Nitrate Analysis
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Introducing AgSource's Soil Health Assessment

A soil health test provides a reference point to use when gauging the current quality of your soil and the impact of any management steps taken to improve that soil's quality. The new AgSource soil health assessment includes 3 different package options - Basic, Routine and Complete. 

Submission Form
Example Report
Report Interpretation
Soil Health Tech Bulletin

What's included in the Soil Health Assessment?

All Soil Health samples are analyzed for the following: Soil pH, Buffer pH, Excess Carbonate, Soluble Salt, Organic Matter, Phosphorus, Potassium, Magnesium, Calcium Sodium, Nitrate, Sulfur, Zinc, Manganese, Copper, Iron, Boron, Calculated CEC and % of Base Saturation.

Basic - includes: Soil Health Score, Solvita CO2 Respiration, C:N Ratio

Routine - includes Basic plus Water Soluble analysis of Carbon, Total Nitrogen, Nitrate-N, Ammoniacal-N, Orthophosphate-P, & Water Saturation %

Complete - includes Routine plus Haney H3A Extraction: Orthophosphate-P, Phosphorus, Potassium, Calcium, Iron and Aluminum

What to learn more about soil health? Click here to read about the three components of soil health: biological, chemical and physical.


Professional Laboratory Analyses

AgSource Laboratories is the industry leader in broad-based agronomic testing services. With four locations throughout the Midwest and the Northwest, our laboratories serve a diverse client base across all 50 states and in nearly 40 different countries.

Whether testing for a nutrient management plan or answering a question about a home garden plot, count on AgSource for superior service and results you can trust. Our laboratories can assist you with:

  • Soil & Soil Health Testing
  • GPS & NMP Services
  • Manure Analysis
  • Plant Tissue Analysis
  • Irrigation Water Testing
  • Fertilizer Analysis

  • Click on a location below to learn more:
    AgronomyLocations-Map-2014.jpg  Umatilla, ORBonduel, WIEllsworth, IALincoln, NE
    AgSource Laboratories - Bonduel, WI715-758-2178 bonduel@agsource.com
    AgSource Laboratories - Ellsworth, IA 515-836-4444ellsworth@agsource.com
    AgSource Laboratories - Lincoln, NE 402-476-0300 lincoln@agsource.com
    AgSource Laboratories - Umatilla, OR541-922-4894 umatilla@agsource.com
     Umatilla, ORJerome, IDBonduel, WIEllsworth, IALincoln, NE