198 resultados para Water, Underground.
em Iowa Publications Online (IPO) - State Library, State of Iowa (Iowa), United States
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State Agency Audit Report State Revolving Fund - Clean Water & Drinking Programs
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State Agency Audit Report
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State Agency Audit Report
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Report of Conservation Program Summary produced by Iowa Departmment of Agriculture and Land Stewardship
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Investigative report produced by Iowa Citizens' Aide/Ombudsman
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State Agency Audit Report
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Designation of Co-benefits and Its Implication for Policy: Water Quality versus Carbon Sequestration in Agricultural Soils, The
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City Audit Report
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City Audit Report
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State Audit Reports
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Tillage and manure application practices significantly impact surface and ground water quality in Iowa and other Midwestern states. Tillage and manure application that incorporates residue and disturbs soil result in higher levels of soil erosion and surface runoff. Phosphorus and sediment loading are closely linked to the increase in soil erosion and surface water runoff. Manure application (i.e., injection or incorporation) reduces surface residue cover, which can worsen soil erosion regardless of the tillage management system being used. An integrated system approach to manure and tillage management is critical to ensure effi cient nutrient use and improvement of soil and water quality. This approach, however, requires changes in manure application technology and tillage system management to ensure the success of an integrated
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State Audit Reports
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Other Audit Reports - Municipal Utilities
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Report of Conservation Program Summary produced by Iowa Departmment of Agriculture and Land Stewardship
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State Audit Reports