Figure 1.
Basic biplot for weaners with outdoor temperature, natural logarithm (ln) of the ratio of indoor:temperature to outdoor temperature, and NH3 and CO2 levels, with ear score as an additional indicator. PC: principle component.
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.