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Nutrient Management Planning for CAFO & AFO Fundamentals Nutrient Management Training Dec. 16 &17, 2009 Tom Basden WVU Extension Service
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Definition of a Nutrient Management Plan It is a group of conservation practices and management activities which help to ensure that both production and natural resource protection goals are achieved.
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Definition of a Nutrient Management Plan An NMP addresses natural resource concerns dealing with soil erosion, manure and organic bi-products that potentially threaten water quality That is the USDA NRCS description of a NMP
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KISS Definition To use nutrients (mainly nitrogen, phosphorus and potassium) wisely for optimum economic benefit to the farmer while minimizing impact on the environment
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Who needs an NMP? A Nutrient Management Plan developed by a certified WV NM planner is needed by all AFOs in WV An NMP is just paper, a plan. An AFO needs the NMP along with documented activities demonstrating that the plan has been implemented
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The CAFO rule, read it NMP, six steps found on pages 16 to 24. 1. Implementation 2. Recordkeeping, covered by Jason 3. Transfer of Manure, Litter and PWW 4. Annual Reporting, covered by Jason 5. Terms of the NMP 6. Changes to a NMP
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Components of a WV CAFO Nutrient Management Plan (1) Requirement to implement a NMP (i) Manure and Wastewater Handling, Maintenance and Storage (ii) Management of Mortalities (iii) Production area that keeps clean water from entering. An engineering component (iv) Prevention of direct contact of confined animals with waters of the US. No feeding areas with access to streams
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Components of a WV CAFO Nutrient Management Plan (1) Requirement to implement a NMP (v) no contaminants added to manure, litter or waste water (vi) Site specific buffers to control runoff or other conservation practices (vii) Testing of Manure, litter, waste water and soil.
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Components of a WV CAFO Nutrient Management Plan (1) Requirement to implement a NMP (viii) protocols to land apply manure, litter and processed waste water, site specific field at agronomic rates. (ix) Identify specific records that will be maintained to document the implementation and management of these mentioned components
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Components of a WV CAFO Nutrient Management Plan (2) Recordkeeping requirements (i)Must be created and maintained for a five year period (ii)A copy of the site specific NMP must be maintained on site * Jason will cover this topic
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Components of a WV CAFO Nutrient Management Plan (3) Transfer of manure, litter or PWW to other persons Persons receiving manure, litter or PWW must have a copy of current nutrient analysis CAFO must record recipient name, address and amount of manure, litter or PWW transferred.
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Components of a WV CAFO Nutrient Management Plan (4) Annual reporting requirements (i)To (viii) covered by Jason
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Components of a WV CAFO Nutrient Management Plan (5) Terms of the NMP Terms include the information, protocols, BMPs and other conditions in the plan. Specifically: application fields, agronomic loading rates, any limitations to applying manures to the identified fields. Two methods (i) Linear approach and (ii) Narrative rate approach
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Components of a WV CAFO Nutrient Management Plan (5) Terms of the NMP (i) Linear approach: application rates expressed as pounds per acre per year of N&P for each field (ii) Narrative rate approach: applications described in tons or gallons of manure, litter and PWW specific to each field
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Components of a WV CAFO Nutrient Management Plan (5) Terms of the NMP, Linear approach 1.Field specific assessment for potential losses of N & P 2.Planted crops or pasture 3.Realistic yield goals 4.N &P recommendations for each crop and field 5.Credits for all plant available nitrogen
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Components of a WV CAFO Nutrient Management Plan (5) Terms of the NMP, Linear approach 6. consideration of multi-year phosphorus application 7. Form and source of manure, litter or PWW 8. Timing and method of application 9. Methodology for manure analysis Large CAFOs must calculate N & P loading rates each year from manure test
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Components of a WV CAFO Nutrient Management Plan (5) Terms of the NMP, Narrative approach Same terms as the Linear approach, but also include: Field specific determination of soil levels of N and P, with a determination of N that is plant available Narrative approach also addresses requirements for including alternative crops not planned in the rotation in the NMP
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Components of a WV CAFO Nutrient Management Plan (6) Changes to a CAFO NMP (i)Provide the director with the most current version of the NMP and the revised plan. (ii)The new version is open to the public, and if substantial changes then a public comment period, public hearings before changes occur
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Components of a WV CAFO Nutrient Management Plan (6) Changes to a CAFO NMP (iii) examples of substantial changes are: new land application areas, increased loading rates addition of any crop and changes to site specific components of the NMP that increase the rick to N & P transport to surface waters
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Reference List Search the Web, EPA CAFO Final Rule http://cfpub.epa.gov/npdes/afo/cafofinalrule.cfm This 70 pageshttp://cfpub.epa.gov/npdes/afo/cafofinalrule.cfm I used the consolidated document that combines the 2003 final rule with the 2008 http://www.epa.gov/npdes/regulations/cafo_ final_rule2008_comp.pdf This is 44 pageshttp://www.epa.gov/npdes/regulations/cafo_ final_rule2008_comp.pdf
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