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Soil Testing & Laboratory Services
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    • AGVISE Laboratories History
  • Agronomic Information
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    • Sampling Instructions
    • Interpreting Reports
    • Crop Fertilizer Guideline Tables
    • Presentations
    • University Guidelines
    • Newsletters
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    • Videos
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    • AGVISOR
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    • FSA Maps
    • Miscellaneous Forms
    • Technical Support
    • SD Tax Exemption Form
  • Contact Us
    • Work For Us
  • Order Supplies
  • Online Invoice Payment
  • Home
  • Who We Are
    • AGVISE Staff
    • AGVISE Laboratories History
  • Agronomic Information
    • Educational Articles
    • Sampling Instructions
    • Interpreting Reports
    • Crop Fertilizer Guideline Tables
    • Presentations
    • University Guidelines
    • Newsletters
    • Soil Test Summaries
    • AGVISE Seminar Information
    • Videos
  • Online Services
    • AGVISOR
    • Online Invoice Payment
    • Sample Submissions
    • Precision Helpers
    • FSA Maps
    • Miscellaneous Forms
    • Technical Support
    • SD Tax Exemption Form
  • Contact Us
    • Work For Us
  • Order Supplies
  • Online Invoice Payment
  • Home
  • Who We Are
    • AGVISE Staff
    • AGVISE Laboratories History
  • Agronomic Information
    • Educational Articles
    • Sampling Instructions
    • Interpreting Reports
    • Crop Fertilizer Guideline Tables
    • Presentations
    • University Guidelines
    • Newsletters
    • Soil Test Summaries
    • AGVISE Seminar Information
    • Videos
  • Online Services
    • AGVISOR
    • Online Invoice Payment
    • Sample Submissions
    • Precision Helpers
    • FSA Maps
    • Miscellaneous Forms
    • Technical Support
    • SD Tax Exemption Form
  • Contact Us
    • Work For Us
  • Order Supplies
  • Online Invoice Payment

Educational Articles

  • AGVISE Giant Pumpkin Contest
  • AGVISE History
  • Base Saturation, Cation Ratios and CEC
  • Biological Activity Testing
  • Crop Pests
  • Crops
  • Environmental
  • Fertility Management
  • Fertilizer Placement
  • Liming
  • Manure & Livestock
  • NIR Testing
  • Nitrogen Fertilization and Water Quality
  • Nutrient Basics
  • Online Services
  • Plant Analysis
  • Precision Ag
  • Salinity
  • Salt Water and Oil Spill Testing
  • Side Dressing/Top Dressing N Fertilizer
  • Soil Amendments
  • Soil Analysis
  • Soil Health
  • Soil N Trends
  • Soil Sampling
  • Soybean Iron Chlorosis (IDC)
  • Starter Fertilizer Display
  • Tillage
  • Troubleshooting Yellow Corn
  • Water Analysis
  • Submit Samples
  • Agvisor
  • Sampling Equipment
  • Potato Petiole Reports

AGVISE Laboratories provides a complete line of agricultural testing services and technical support to the United States and Canada. With laboratories in Northwood, North Dakota, and Benson, Minnesota, we are a leader in the area of soil testing and plant analysis. Our testing services include GLP and Non-GLP analysis.

You can pay your Agvise Invoices online! Just click Online Invoice Payment in the top menu bar.

© 2021 Agvise Laboratories
902 13 Street North
P.O. Box 187
Benson, MN 56215
P: 320-843-4109
F: 320-843-2074
604 Hwy 15 West
P.O. Box 510
Northwood, ND 58267
P: 701-587-6010
F: 701-587-6013