tion database for the barley accessions is vital to increasing the utility of the collection in choosing parents for Cultivated barley (Hordeum vulgare subsp. vulgare L.) accessions germplasm enhancement, in genetic diversity assessfrom the USDA-ARS National Small Grains Collection (NSGC) have been tested systematically for the past 20 yr for disease and insect ments, and as baseline data for g...