- Agronomic: general hay and forage crops, grass (misc. perennial), hay
- Animals: bovine
- Animal Production: feed/forage
- Crop Production: nutrient cycling, organic fertilizers
- Education and Training: demonstration, display, extension, farmer to farmer
- Production Systems: agroecosystems
- Soil Management: organic matter
Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of the U.S. Department of Agriculture or SARE.