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Published byZoey Nicols Modified over 9 years ago
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Water Quality Nutrient runoff – the primary concern is with Phosphorous
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Pros Essential element for plant and animal life Not considered a human health issue Cons Can accumulate in and degrade the quality of freshwater streams and lakes- Eutrophication
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Accelerated aging Excessive plant growth P usually limiting factor Accelerated aging Excessive plant growth P usually limiting factor Results “off flavor” drinking water Lower oxygen levels Reduction in aquatic populations Results “off flavor” drinking water Lower oxygen levels Reduction in aquatic populations
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Commercial fertilizer- can be mixed to any ratio; but can be expensive. Poultry Litter – excellent sources of the essential Nutrients and provides an organic material that acts as a soil amendment; but can not be used if soil test phosphorous is high.
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Requiring Nutrient Management Plans Requiring qualified personal to apply Nutrients Development of a protective rate of application Identifying areas of concern Development of a Phosphorous Index (P-Index) Requiring Nutrient Management Plans Requiring qualified personal to apply Nutrients Development of a protective rate of application Identifying areas of concern Development of a Phosphorous Index (P-Index)
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Developed By State Team ANRC NRCS USDA UA. Div. of Ag ADEQ Based on Runoff Plot Research RUSLE Soil Characteristics Historical runoff information Professional judgment (P Index = Source x Transport x Precipitation x BMP)
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Evaluates P runoff risk Greater values = greater risk Establishes risk ranges Permits “what if” Planning provides management options Makes planning a decision making process Lets landowner adjust management.
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Development and contents of a plan Collecting information- on farm visit Operation photo’s and maps Soils and litter information / test results RUSLE calculations P-Index calculations Nutrient production Whole farm nutrient budget Nutrient management recommendations
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ACT 1059: Soil Nutrient Management Planner and Applicator Certification Act. ACT 1060: Registry of Poultry Feeding Operations. ACT 1061: Requires Proper Application of Nutrients and Utilization of Poultry Litter in Nutrient Surplus Areas. ACT 2294: Requires a Nutrient Management Plan for all dry litter applications; went into effect January 1 of this year. ACT 1059: Soil Nutrient Management Planner and Applicator Certification Act. ACT 1060: Registry of Poultry Feeding Operations. ACT 1061: Requires Proper Application of Nutrients and Utilization of Poultry Litter in Nutrient Surplus Areas. ACT 2294: Requires a Nutrient Management Plan for all dry litter applications; went into effect January 1 of this year. In 2003 the Arkansas 84th General Assembly passed 3 laws affecting the way Arkansas manages and applies nutrients
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TITLE 19: Poultry Feeding Operations Registration. TITLE 20: Nutrient Management Planner Certification Program. TITLE 21: Nutrient Management Applicator Certification Program. TITLE 22: Soil Nutrient and Poultry Litter Application and Management Program.
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