AGRICOLA, National Agricultural Library (NAL)
AGRICOLA is the bibliographical database indexed by the National Agricultural Library (NAL) in Beltsville, Maryland. A search on AGRICOLA can provide literature citations of USDA and land-grant university research, Extension Service bulletins and fact sheets, experiment station bulletins, and USDA bulletins. It is a primary source for the literature of agriculture in the United States.

Ag Database Index, ATTRA

Alternative Farm Systems Information Systems, National Agricultural Library (NAL)

Alternative Technology Tranfer for Rural Areas, ATTRA

Funded Research Profiles Index, Organic Farming Research Foundation

Insect Biology and Population Management Research Laboratory, USDA-ARS

National IPM Network Search Engine, Iowa State University
A search engine for IPM materials published by land-grant Institutions of the North Central Region.

Ohio Line, Ohio State University

The Ohio State University Plant Facts Database, Ohio State University
Plant Facts is a keyword searchable fact sheet database on plant-related topics (cultivation, pest control, soils) compiled by Ohio State University. It contains 20,000 pages of Extension fact sheets and bulletins related to horticulture and crop science from 46 different colleges, universities, and institutions across the United States and Canada.

Organic Research, CABI Publishing
This online research database and index provides links to international organic research projects and market updates.

SARE Research Projects Database, SARE
The Sustainable Agriculture Research and Education Program is the USDA funded initiative that sponsors competitive grants for sustainable agriculture research and education. The database can be searched by keyword, with results displaying project summaries and contact information to obtain further information.

Searching for the O Word, Organic Farming Research Foundation

State of the States, Organic Farming Research Foundation

Web Agri, Smart Farming
The Smart Farming Site Ag Search Engine