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.
Root_1, Stem_1, and Leaf_1 represented roots, stems, and leaves before the start of stem swelling, respectively. Root_2, Stem_2, and Leaf_2 represented roots, stems, and leaves in the stem swelling stage, respectively.
