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.
(A): variation of total phenolic compounds (mg/g) content of heather samples in different habitats; (B): variation of total proanthocyanidins (mg/g) content of heather samples in different habitats. Different letters indicate statistically significant differences between heather samples (p < 0.05).
