This is one of the longest stories ever to appear in Iowa Farm Science - and still it's not complete. For all the facts are not yet known. But the 7-part article contains the highlights of what ISU scientists know after 6 years of study with swine in confinement.

The confinement system of raising hogs at Iowa State University houses pigs from birth of finished hogs. But actually, part of the production cycle does take place outside the buildings.

A cooperative cattle grub control program in Iowa is chalking up a success story. But the job isn't all over, so there is information on how and when to control for best results with your beef cattle.

Two of the main problems in confinement production of swine are dust and odor.