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.
Measurements of the area of available and harvested stem bark. I: the cylinder represents the plant stem, and the height (h) and diameter at breast height (DBH) were measured. II: the ellipse represents a section of harvested stem bark, and the length (a) and width (b) were measured. Adapted from [14].
