December 2008 AMENDMENTS FOR THE TREATMENT OF AGRICULTURAL WASTE PRACTICE INTRODUCTION USDA, Natural Resources Conservation Service—Practice Code 591 AMENDMENTS FOR THE TREATMENT COMMON ASSOCIATED PRACTICES OF AGRICULTURAL WASTE Amendments for the Treatment of Agricultural Amendments for the treatment of agricultural Waste is commonly used in a Conservation waste is the use of chemical or biological additives Management System with the following practices: to altar the characteristics of the waste stream. Agrichemical Handling Facility (309) • Waste Transfer (634) PRACTICE INFORMATION • Nutrient Management (590) The purpose of the practice is to change the characteristic of the waste stream to facilitate • Solid/Liquid Waste Separation Facility waste handling and improve or protect air or water (632) resources or animal health. The additives covered • Waste Storage Facility (313) by this practice are commonly used for phosphorus • Waste Treatment (629) binding, ammonia suppression, odor control, and solids separation enhancement. This practice does • Waste Treatment Lagoon (359) not include amendments added to animal feed (see For further information, refer to the practice Feed Management, practice code 592). standard in the local Field Office Technical Guide The amendments are to be used in the and associated specifications and job sheets. implementation of a planned waste management system. The use of amendments can have an ancillary production benefits for crops and livestock. The following page identifies the effects expected to occur when this practice is applied. These effects are subjective and somewhat dependent on variables such as climate, terrain, soil, etc. All appropriate local, State, Tribal, and Federal permits and approvals are the responsibility of the landowner and are presumed to have been obtained. Users are cautioned that these effects are estimates that may or may not apply to a specific site. Amendments for the Treatment Initial setting: Established operation of Agricultural Waste Amendments for the Treatment of producing manure or agricultural Start 7/2008 processing wastes where changes Agricultural Waste (591) to the characteristics of the waste stream area needed 1. Amendments added or applied and mixed into a waste stream generated by an animal or D.3 (+) Cost of processing agricultural operation materials, operation and management D.4 (+) Phosphorus D.5 (+) Solids binding separation D.2 (+) Ammonia D.1 (+) Odor suppression suppression I.1 (-) Odor suppression I.9 (+) Ability to manipulate and I.6 (+) Phosphorus manage waste stream I.2 (+) Nitrogen retention retention in waste stream in waste stream I.7 (+) Nutrient utilization I.10 (+) Alternatives for I.3 (-) Ammonia solid waste I.12 (+) I.4 (+) Animal emissions Nutrient Management (590) utilization Operational health efficiency/ Waste Utilization (633) flexibility Conservation Management Systems for Manure/Waste C.1 (+) Air quality Management * LEGEND I.5 (+/-) Net returns to I.8 (-) Nutrient transport to I.11 (-) Cost of Associated practice producer I.13 (+) Working receiving waters future regulatory conditions compliance #. Created by practice C.4 (+/-) Income and income C.3 (+) Water quality and D. Direct effect stability (individuals and C.2 (+) Public/private health and compliance with water quality community) safety, community relations standards I. Indirect effect C. Cumulative effect Notes: Effects are qualified with a plus (+) or minus (-). These symbols indicate only an increase (+) or a decrease (-) in the effect upon the resource, not whether the effect is beneficial or adverse. Pathway * Various practices for management and/or treatment of manure/wastes (+) increase; (-) decrease The diagram above identifies the effects expected to occur when this practice is applied according to NRCS practice standards and specifications. These effects are subjective and somewhat dependent on variables such as climate, terrain, soil, etc. All appropriate local, State, Tribal, and Federal permits and approvals are the responsibility of the landowners and are presumed to have been obtained. All income changes are partially dependent upon market fluctuations which are independent of the conservation practices. Users are cautioned that these effects are estimates that may or may not apply to a specific site.