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.
Number of cell lines genotyped and analyzed in this project (in parentheses, the number of trees sampled). Each circle represents one type of material: on the left, embryogenic tissues in cryobanks and on the right, trees in two separate field tests.
