Figure 1. Effect of water stress on polyphenol, flavonoid, proanthocyanidin contents of Carthamus tinctorius varieties (a; Jawhara, b; 104). (100 %) Control, (50 %) moderate water deficit, (25 %) Severe water deficit.
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.