Varieties

• Alfalfa Variety Trial, Tucson, 2013-14

Pests

• UC IPM Online
• University of Arizona Extension Plant Pathology

Weather

• AZMET: Arizona Meteorological Network
• Western Regional Climate Center

Agricultural Statistics

• Arizona Agricultural Statistics Service
• National Agricultural Statistics Service

University of Arizona

• Arizona Crop Information Site
• College of Agriculture and Life Sciences
• Cooperative Extension
• Library
• Yuma County Alfalfa Reports

Forages

• AgriGator Agricultural and Related Information Site Index
• Forage Crop Diseases
• Forage Information System
• Internet Hay Exchange
• Arizona Forage Producers Association
• National Forages Curriculum
• USDA Home Page

Grain

• Grain Inspection (USDA)
• GrainGenes
• US Wheat Associates
• Wheat Page (Kansas State University)