DES MOINES, Iowa--(BUSINESS WIRE)--Kemin Industries made a contribution of 34,365 soil samples and 39,662 microbial strains to the University of Iowa today. The soil samples, collected from every continent and virtually every known ecology on the planet, is a tremendous source of genetic diversity for advanced medical discovery and biocatalytic applications of microorganisms and enzymes. Many of the soil samples come from old rain forests and/or ecologies that no longer exist.