| Alfalfa: Discusses crop history, varieties, and planting. |
| Alfalfa Council: Develops publications and programs covering a wide range of subjects of concern to alfalfa growers. |
| Alfalfa Management In North Dakota: Comprehensive information on growth and production. |
| Alfalfa Plant Diseases and Damage: Links to images and articles about diseases affecting alfalfa plants and crops. |
| National Alfalfa Information System (NAIS): Informational and educational resources on alfalfa production, management, and utilization intended for individuals involved in marketing, advising farmers and ranchers, and producing or using alfalfa. |
| Oklahoma Alfalfa: Production information including tips, extension publications, photos, facts, and trivia. |
| Oklahoma Cooperative Extension Service Publications: Alfalfa: Online publications on growing and managing alfalfa crops. |
| Pennsylvania State University Forages: Alfalfa: Covers characteristics, establishment, grazing, and fertility information. |
| University of California Alfalfa Workgroup: Information on symposia proceedings, research, testing, seed production, and the alfalfa industry in California. |
| University of Wisconsin Extension: Alfalfa: Covers variety selection, plant growth, pest management environmental effects, cutting schedules, and other information on crop production and management. |
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