Rock River
Laboratory, INC.

Corn field with irrigationAgronomy Services

From soil analysis to nutrient management planning, Rock River Laboratory offers a comprehensive array of agronomic laboratory services. 


Soil Analysis

Nutrient analysis

Texture analysis (percentage of sand, silt, and clay)

Lawn and garden analysis

Wildlife food plot analysis

Nitrogen analysis pre-plant (PPNT) and pre-sidedress (PSNT): Nitrogen Testing Program Schedule


Plant Tissue Analysis

Potato petiole analysis

Plant tissue analysis

Plant tissue plus soil analysis

Late season corn stalk nitrate analysis


Soil Sampling and Field Mapping

Grid sampling (5.0 or 2.5-acre)

Conventional soil sampling

GPS field boundary mapping


Nutrient Management Planning

590 Nutrient Management Plans (NMPs)

Comprehensive NMPs

Wisconsin Pollutant Discharge Elimination System (WPDES) farm plans

Rock River Laboratory

Founded in 1976, Rock River Laboratory is a family-owned laboratory network that provides production assistance to the agricultural industry through the use of advanced diagnostic systems, progressive techniques, and research-supported analyses.  Employing a team of top specialists in their respective fields, Rock River Laboratory provides accurate, cost-effective, and timely analytical results to customers worldwide, while featuring unsurpassed customer service.

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