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 the biostimulants on total phenolic content (TPC) in apple skin (A) and pulp (B) compared with control for year 2016 and 2017. Vertical bars indicate mean ± SE, n = 4. ∗Indicates significant differences according to Dunnett’s test. ∗∗∗P < 0.001; ∗∗P < 0.01; ∗P < 0.05
