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.
Normalized difference vegetation index (NDVI) in wheat genotypes. Average of all wheat genotypes grown in the 2014 field experiment under well-watered (black line with squares) and water stress (gray line with circles) treatments. NDVI was calculated from late tillering until late reproductive stage using Crop Circle.
