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The National Agricultural Library holds more than 3.5 million items covering all aspects of agriculture and related sciences. The depth and richness of the collection make it a unique resource, with many materials not available anywhere else in the world.


Delivers citations to agriculturally related books, journals, government documents, audiovisuals, and other materials, most held by the National Agricultural Library. Also indexes journal articles, book chapters, reports, and reprints. Includes some links to full text.


PubAg is the U.S. Department of Agriculture (USDA), National Agricultural Library's (NAL) search system for agricultural information. PubAg contains over two million citations to peer-reviewed journal articles relevant to the agricultural sciences, along with with links to publisher sites and elsewhere for full-text access. PubAg's citations have been enriched through subject analysis and application of terms from NALT (NAL's Agricultural Thesaurus).

Digital Collections

Offers full-text digital materials, primarily USDA research and historical publications. Additional full-text resources are available in NAL's Internet Archive collection

For NAL's digitization specifications, see Technical Guidelines for Digitizing Cultural Heritage Materials from the Federal Agency Digital Guidelines Initiative

Special Collections

Provides access to rare books, manuscript collections, nursery and seed trade catalogs, photographs, and posters from the 1500s to the present.


Digital exhibits created as a means of highlighting the library’s general collection, including: “Frost on Chickens” on Robert Frost’s time spent as a poultry farmer, “Apron Strings and Kitchen Sinks” on the history of the USDA Bureau of Home Economics, “How Did We Can?” on the history of home food canning, “Mailboxes, Mom, and Pop Stands, and Markets: Local Foods Then and Now," and "Small Agriculture," about USDA small-scale farming and niche agricultural initiatives.

NAL General Collection (NAL-GC) Quarterly Review

NAL-GC is designed to offer a factual, but informal look at the digital content of the National Agricultural Library's general collection. NAL-GC will present new articles periodically to showcase digitized materials from NAL's general collection and the role that the U.S. Department of Agriculture played in the lives of full-time farmers, the general public, and the larger world of American agriculture.

Government Documents

Explains how to find government documents at the National Agricultural Library, describes what government documents NAL collects, and offers more sources for locating government documents.