Ted Funk University of Illinois

Publish Date: June 3, 2006

Biofiltration can reduce odor and hydrogen sulfide emissions from livestock facilities by as much as 95% and ammonia by 65% (Nicolai & Janni, 2000) This method of odor control has been shown to be both economical and effective in swine raising systems. Biofilters are most easily adapted to mechanically ventilated buildings or on the pit fans of naturally ventilated buildings. Biofilters can also treat air vented from under manure storage covers.

Publish Date: June 3, 2006

Housing for gestating sows is very important to promote productivity, longevity and welfare of sows. There are many options for the housing of sows which must adhere to environmental needs, space and animal movement considerations, and feeding and watering systems. This fact sheet focuses specifically on those needs and then describes a variety of housing.