- Agronomic: corn
- Animal Production: manure management
- Crop Production: nutrient cycling, organic fertilizers, application rate management
- Education and Training: demonstration, extension, farmer to farmer, networking, on-farm/ranch research, participatory research, workshop
- Farm Business Management: budgets/cost and returns, whole farm planning
- 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.