Iowa Admin. Code r. 21-64.147
"All-in-all-out" means a management system whereby feeder swine are handled in groups kept "separate and apart" from other groups in a production facility. These groups are removed from the production facility with the Cornpletely vacated area being cleaned and sanitized prior to the introduction of another group.
"Aujeszky's disease, " Cornmonly known as pseudorabies, means the disease wherein an animal is infected with Aujeszky's disease virus, irrespective of the occurrence or absence of clinical symptoms.
"Breeding swine " means boars, sows and gilts used, or intended for use, exclusively for reproductive purposes.
"Department" means the Iowa department of agriculture and land stewardship.
"Exigent circumstances " means an extraordinary situation that the secretary concludes will impose an imjust and undue economic hardship if coupled with the imposition of these rules.
"Fertility center" means a premises where breeding swine are maintained for the purposes of the collection of semen, ovum, or other germplasm and for the distribution of semen, ovum, or other germplasm to other swine herds.
"Herd" means any group of swine maintained for 60 days or more on Cornmon ground for any purpose, or two or more groups of swine that have been intermingled without regard to pseudorabies status and are under Cornmon ownership or possession and that have been geographically separated within the state of Iowa. Two or more groups of swine are assumed to be one herd, unless an investigation by the epidemiologist has determined that intermingling and contact between groups has not occurred.
"Low incidence state/area" means a state or subdivision of a state with little or no incidence of pseudorabies and which qualifies for Stage III, or higher, and has been designated Stage III, or higher, by the National Pseudorabies Control Board as defined in the State/Federal Industry Program Standards for pseudorabies eradication; or an area outside the United States with a low incidence of pseudorabies determined by at least an equivalent testing protocol as is used to establish Stage III status.
"Native Iowa feeder pig" means a feeder pig farrowed in Iowa, and always located in Iowa.
"Premises " means a parcel of land together with buildings, enclosures and facilities sufficient for swine production.
"Restricted movement" means movement of swine in accordance with 2000 Iowa Acts, Senate File 2312, section 17.
"Vicinity" means a distance less than one-half mile.
Iowa Admin. Code r. 21-64.147