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.
Effect of PEG-6000 concentration on scavenging activity of DPPH radical (%) for in vitro culture of apple (left) and cherry (right) cultivars. Error bars represent standard deviation (SD). Values within column, followed by the same letter(s), are not significantly different according to Tukey’s test (p < 0.05).
