Potential use of milk urea nitrogen to abate atmospheric nitrogen emissions from Wisconsin dairy far

This study evaluates how associative changes in dietary crude protein, milk urea nitrogen, and urinary urea nitrogen affect atmospheric nitrogen emissions from dairy farms while discussing challenges and opportunities

Powell JM, Rotz CA, and Wattiaux MA
Journal of Environmental Quality 2014 Journal Article

Nitrogen management on dairy farms

Presents background information and management guidelines for use of N including: crop and soil management, feed storage, herd N management, and manure storage N management

Cornell Extension USA / NY Fact Sheet

Estimating manure N availability Module 2. Manure Nitrogen

Presents the basics to estimate manure N availability including: different types of manure N, application timing and method, N available from manure

Cornell Extension USA / NY Fact Sheet

Nitrogen, ammonia emissions and the dairy cow

Explains how nitrogen fed to cows contributes to ammonia emissions and explores feeding strategies to reduce excess nitrogen in the diet.

Penn State Fact Sheet

Lowered protein diets to reduce nitrogen losses

Presents a description of how low can we go on lowered protein content diets without affecting milk production in order to improve nitrogen efficiency and reduce nitrogen losses from manure.

Penn State 2014 Fact Sheet

MUN can track ammonia emissions on dairy farms Easy does it with manure on alfalfa and grass

Explains how MUN can be use to measure the extend of ammonia emissions that escape into the environment in dairy production facilities

USDA / UW Madison USA / WI 2011 Fact Sheet

N emissions from dairy farms Using MUN to reduce N emissions from dairy farms

Explains how Milk Urea Nitrogen (MUN) can be used to reduce nitrogen emissions from dairy farms. Present a great graphic description of the N cycle in the cow

USDA / UW Madison USA / WI 2014 Fact Sheet