Contents

Abstract

Contributors

Animal Parasites

        U.S. National Parasite Collection

Fungi and Bacteria

       ARS Collection of Entomopathogenic Fungal Cultures

       U.S. National Fungus Collections

       USDA-ARS National Rhizobium Germplasm Collection

Insects

       National Museum of Natural History Entomological Collection

       U.S. National Pollinating Insects Collection

       U.S. Rangeland Grasshopper Collection

Nematodes

       USDA Nematode Collection

Plants

       Potato Herbarium

       ARS Germplasm Holdings of Grasses and Legumes

       U.S. National Arboretum Herbarium

Seeds

       U.S. National Seed Herbarium

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