Wallize, JohnHazen, ThamonSpeer, VaughnSwitzer, William2021-02-252021-02-251967-07-01https://dr.lib.iastate.edu/handle/20.500.12876/95644<p>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.</p>articleisulib-bepress-aws-west284721812508farmscience/vol22/iss1/2Agriculture