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Our Manure and Air Quality research, and outreach programs focus on developing and executing innovative, practical, economically feasible, and environmentally-sound manure management strategies for livestock and crop producers in Minnesota.

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Extension > Agriculture > Manure Management and Air Quality

Manure Management Basics

Watch narrated video presentations to learn the basics of  manure handling systems, crop benefits  and beef, dairy, poultry, swine manure.

Feedlots and Manure Storage

Learn about open lot runoff and manure pit storage.

Manure Pathogens

Current research about storing or composting manure before it is used as a fertilizer to reduce pathogens.

Manure Treatment

Ways to treat manure effectively using aerobic, anaerobic digestion and composting.

Milk House Wastewater

Research, treatment and system designs to manage milk house waste.

Air Quality

Create an odor management plan, identify high odor sources and control technologies.

Manure Application

What is manure worth? Calculate nutrient values and learn how to calibrate manure spreaders and application rates.


Custom manure applicators asked to help in preventing the spread of pig PED virus

With the harvest season fast approaching, the application of stored manure from animal facilities on the harvested fields will soon follow. This year, pork producers need to be aware of the risk of spreading Porcine Epidemic Diarrhea (PED) through equipment used to pump and land apply manure from all farms but especially those with pigs exhibiting clinical signs of the disease. (96 K PDF)

Manure application timing

This publication describes the results of 12 site-years of research on-farm and on-station in Southern Minnesota. The goal of the experiments was to determine the best time to apply liquid swine manure to corn to maximize crop yields and minimize nitrogen (N) losses. (258 K PDF)

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