These lessons are optimized for web viewing and therefore may not have adequate resolution for quality printing. The LPES Curriculum CD available from MWPS contains all lessons at print quality resolution, is searchable, and includes an index and PowerPoint presentations for each lesson. A full, printed version is available as is a 2-CD set of the lessons in PageMaker format. For more information or to purchase LPES materials, contact MWPS by phone at 1-800-562-3618, by fax at 1-515-294-9589, or by e-mail at mwps@iastate.edu For prices and to order on line just click on the Order Products button.

Lesson 21: Sizing Manure Storage, Typical Nutrient Characteristics -Charles Fulhage and John Hoehne

Intended Outcomes
The participants will

• Understand the factors involved in sizing manure storage facilities.
• Understand the meaning and function of the various volume fractions in manure storage facilities.
• Identify important levels in manure storage facilities.
• Understand the nutrient loss and retention characteristics of different types of manure storage.

Contents

1. Regulatory and Compliance Issues
2. Considerations in Sizing Manure Storage Facilities
3. Pumpdown Volume for Slurry and Liquid
4. Nutrient Concentrations in Manure Storage Facilities
5. Nutrients Available after Losses in Manure Storage Facilities
6. Examples: Sizing a manure storage facility
7. Appendix A. Regulatory Compliance Assessment: Sizing Considerations for Manure Storage Systems
8. Appendix B. Climatic Characteristics for Lagoon Design
9. Appendix C. Livestock and Poultry Manure Characterization
10. Appendix D. Blank Worksheets

Activities
The participants will

• Estimate the size of a manure storage facility.
• Calculate the volume fractions of a manure storage facility.
• Based on the loss and retention characteristics of the selelcted storage, estimate the nutrients available for land application.
• Assess own storage for proper size, volume, and storage period.