M anure presents one of the greatest challenges to livestock (dairy and beef cattle, swine,
poultry, equine, sheep, llamas, etc.) operations in the Chesapeake Bay Watershed, serving …

Abstract The Regional Manure Management Model, developed for the ERS project on"
Manure Management for Improved Water Quality", is used to evaluate the cost and feasibility …

Over a billion tons of animal manure is produced annually in the US. Animal manure is an
excellent plant nutrient source and soil amendment when used properly. Manure contains …

Manure is an unavoidable byproduct of animal production. Manure can be a valuable
source of nutrients for crop production when properly managed; however, improper …

Nutrients from livestock and poultry manure are key sources of water pollution. Ever-growing
numbers of animals per farm and per acre have increased the risk of water pollution. New …

Livestock manure has been considered an asset to crop production since the beginning of
organized agriculture. Because these manures contain several essential plant nutrients …

The concentration of animal production systems has increased efficiency and improved
overalleconomic return for animal producers. This concentration, along with the advent of …

Nutrients from livestock and poultry manure are key sources of water pollution. Since
regulations for livestock and poultry operations under the 1972 Clean Water Act were first …

Proper management of animal manure is crucial to the viability of the US animal industry
and the quality of the environment. This paper analyzes the animal manure distribution in …

Abstract Pollution in the Chesapeake Bay is a problem and has been a focus of federal and
state initiatives to reduce nutrient pollution from agriculture and other sources since 1983. In …