Manure application rules and environmental considerations

NM-1407 Land Application of Manure and Environmental Concerns [2009]

Meeting environmental requirements for the land application of manure.

In an effort to save regulatory resources, the US Environmental Protection Agency and individual states have interpreted the Clean Water Act in a manner that authorizes discharges from concentrated animal feeding operations without the review of nutrient management plans. Environmental groups have objected to the abbreviated regulatory procedures, and courts have ruled that permitting agencies ...

Environmental Challenges and Opportunities to Manure Handling

More recently, areas have emerged where swine production is concentrated and where it is no longer possible to simply handle manure as a raw crop fertiliser. Some of the factors responsible for that concentration include a decrease in the number of farms, increasing average farm size, access to feed, labour, packing plants, etc. Consequently, it is crucial to develop new production practices or...

Environmental and Contextual Considerations

A number of environmental factors can influence an adolescent’s risk for drinking, including parenting styles, an adolescent’s choice of peer groups, and even whether he or she is active in after-school activities. Alcohol advertising, the price of alcohol, and the degree to which underage drinking laws are enforced also play a role. It is difficult to establish the degree to which alcohol use ...

Environmental and economic comparisons of manure application methods in farming systems.

Alternative methods for applying livestock manure to no-till soils involve environmental and economic trade-offs. A process-level farm simulation model (Integrated Farm System Model) was used to evaluate methods for applying liquid dairy (Bos taurus L.) and swine (Sus scrofa L.) manure, including no application, broadcast spreading with and without incorporation by tillage, band application wit...