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.
Mated queens were divided according to the 2 different samplings (A and B). Sampling A: sample made of 130 mated queens received from beekeepers. Sampling B: sample of 24 mated two year old queens displaying a high fitness. Virus abbreviations as in Table 3.
