agronomy, land management, crop production

• Soil Management

• ACZ Laboratories, Inc.  - Focuses on analysis of trace level contaminants in waters and soils.
• AMS, Inc.  - Provides tools for collecting test samples, dredges, augers, hole boring tools and probes.
• California Laboratory Services  - Provides comprehensive testing of soil and water samples for public and private clients.
• Calmar Labs  - Provides water and soil testing for homeowners and commercial agbusiness companies and water management professionals.
• Cooper Testing Laboratory  - Provides specialized test services of geotechnical construction and corrosion and water testing.
• Daniel B. Stephens & Associates, Inc.  - Performs specialized tests for determining the hydrologic properties of soil and rock.
• Frontier Labs  - Services include agronomic testing and consulting, grid sampling and mapping.
• GMS Laboratories, Inc.  - A full service soil testing laboratory, offering accurate soil testing, grid pattern sampling and computerized color maps.
• Golf Course Business Consultants  - Specializes in maintenance and agronomic consulting for golf courses.
• Inter Ag Services, Inc.  - Providing plant tissue, petiole and soil analysis, soil fertility and water suitability testing.
• International Ag Labs  - Providing all kinds of agricultural testing from soils to mycotoxins that infest grain.
• Larry Coppock  - Provides research, engineering and analysis in agricultural and environmental systems and strategies.
• LGI Laboratory  - Provides soil and water testing services, pools, spas, drinking and waste water and soils.
• Midwest Laboratories, Inc.  - an independent commercial laboratory offering test services on soil, water, fuels and foods.
• Stewart Middleton Agronomy Consultant  - Offers advice and solutions for agronomic problems relating to field crops.
• Texas Plant and Soil Lab  - A soil testing lab specializing in water, soil and plant analysis.
• United Soils, Inc.  - Provides soil analysis services, mapping services and lab services for various minerals.
• Wallace Laboratories LLC  - Soil, water and plant tissue testing services, and soil evaluation.