Analysis built on accuracy, innovation, and customer service. Rock River Laboratory partners with customers to serve the livi ... ng and growing needs of the agriculture, hemp, lawn and garden, turf, and wildlife industries through analysis of feedstuffs, soil, plant tissue, water, and much more. Supported by an unwavering customer service team, we've spent the last 40 years equipping these industries with the tools and answers they need to make decisions for successful outcomes. read more