Clarice J. Coyne, Marilyn L. Warburton, Gayle M. Volk This success story features PI 180693, a pea landrace maintained by the U.S. National Plant Germplasm System that was found to have resistance to Aphanomyces and Fusarium root rots. This germplasm was used to breed more resistant peas and was also used to map important disease resistance genes.