• A+ Country Reports
• AgEcon (Research in Agricultural and Applied Economics)
• Agricola (agriculture)
• Aridic Soils of USA and Israel

• Biological Control : a guide to natural ennemies in North America

• CIA World Factbook 2001

• Desalination Directory Online

• Food Additives and Premarket Approval

• Medline (PubMed)

• Human Genome Central

• Insect Web

• Pesticides, Metals, Chemical Contaminants & Natural Toxins
• Plant Germplast System

• NCBI (Entrez databases)
• Searching the Web for Biology Data

• Summary of Color Additives Listed for Use in the United States in Foods, Drugs, Cosmetics, and Medical Devices
• Swiss-Prot

• The Department of Agricultural Economics and Management. The Center for Agricultural Economics Research
• The Genome Database
• The Official Mad Cow Disease Home Page
• TOXNET (Toxicology Data Network)

• Vegetable Diseases

• USDA Nutrient Database

• Water Resources Abstracts
• Weizmann Institute : Genome and Bioinformatics