Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The layout of the home pens for Play (PLY) and Control (CON) treatments, and the playpens for PLY, is shown in (A) a farrowing room, (B) a nursery room, and (C) a disease containment facility at biosecurity level 2. Enrichment items were provided only in the playpens during the play sessions. The quantity of these items is not reflected here (for quantities, see Table 1).
