- Agronomic: corn, rye, grass (misc. perennial), hay
- Animal Production: feed/forage
- Crop Production: cover crops, no-till, nutrient cycling, conservation tillage
- Education and Training: on-farm/ranch research
- Production Systems: general crop production
- Soil Management: soil analysis, nutrient mineralization
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.