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Organic Trade Association
Organic Trade Association (OTA) is a membership-based business association that focuses on the organic business community in North America.

    PO Box 547
    Greenfield, MA 01302
    413-774-7511
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Agricultural Testing

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Resource Listing
keyAgricultural Testing
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Agricultural Testing Services on OTA's Organic Pages Onlineota
Organic agricultural testing services in the US are listed on the OTA's Organic Pages Online.
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Albion Labs: Soil and Plant Testing
Performs complete analyses of plant tissue, soil, and irrigation water. For a description of how to package and send a soil sample see web site...
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Central Analytical Laboratory for Soil Testing in Arizona
Soil, Plant, and Water Analysis Laboratory ∞ Soil test cost: $3.50 for pH test; other tests priced separately. To submit sample: Take soil...
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Central Analytical Laboratory for Soil Testing in Utah
Utah State University Analytical Lab ∞ Soil test cost: $10. Includes: pH, salinity, P, K, texture and recommendations. To submit sample:...
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Central Analytical Laboratory in New Mexico for Soil Testing
Soil Science Physical Characterization Laboratory ∞ Soil test cost: $17. Includes: Saturated paste pH, EC, Na, CA and Mg, SAR, organic...
Colorado Analytical Laboratory for Soil Testing
Performs soil and STA Certified compost Testing.
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Harmony Farm Supply & Nursery
This company supplies organic farm and horticultural supplies and services such as irrigation systems, fertilizers, beneficial insects,...
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New Mexico Plant Disease Testing Facility
New Mexico State University Cooperative Extension plant diagnostic and plant pathology lab. * Nematode Testing * Disease Identification
Plant Clinic in Arizona
Performs plant disease diagnostics.
Plant Pathologist in Arizona
Performs plant disease diagnostics.
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Plant Pest Diagnostic Lab in Utah
Plant Pest Diagnostic Lab at Utah State University
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Soil, Water, and Plant Testing Laboratory in Colorado
The Colorado State University Soil, Water and Plant Testing Laboratory analyzes soil, plant, water and manure for farmers, homeowners and...
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The Non-GMO Sourcebookfee
Features a listing of more than 600 non-GMO suppliers and service companies, including growers, grain suppliers, GMO testing labs, ingredient...
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University of New Hampshire Cooperative Extension Soil Testing Program
This web site provides detailed information on the soil testing services provided, along with forms, directions and instructions, hours of...
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University of New Hampshire Plant Diagnostic Laboratory
The UNH Plant Diagnostic Lab (UNH-PDL) is a diagnostic facility funded by UNH Cooperative Extension. The diagnostic services offered by the UNH-PDL...
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