Fig. 2.
The hypothetical relationships between the proportion of cattle plus farmed deer herds with bovine tuberculosis (bTB) in New Zealand at 30 June each year and annual costs of TB control.
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.