Starting Points

Open access bibliographic database of citations to the agricultural literature. Created by the National Agricultural Library.

Economic Research Service - US Department of Agriculture (USDA)
Economic information and research, organized by topic.

General Sources

AgNIC: Agriculture Network Information Collaborative
Guide to quality agricultural information on the Internet as selected by the National Agricultural Library, land-grant universities, and other institutions.

Agricultural Research Service
Principal research agency of the USDA charged with extending the nation's scientific knowledge across a broad range of program areas.

Statistical Sources

National Agricultural Statistics Service (NASS)
This USDA agency collects and publishes data on every facet of US agriculture.

Historical Censuses of Agriculture, back to 1840
Complete volumes in PDF format.

Economic Research Service Data Products
Includes handy state fact sheets, data by topic, farm income, and foreign agricultural trade.

Specialized Sources

US House Committee on Agriculture
Information on legislation, committee activities, and more.

PLANTS Database
Source of standardized information about plants from the USDA National Resources Conservation Service.

USDA Alternative Farming Systems Information Center
Specializes in identifying resources about sustainable food systems and practices.