An official website of the United States government
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.
 Image Number D2257-1 |
ARS soil scientist Jorge Delgado (far left) and colleagues from Bolivia and Ecuador discuss the potential to use the Nitrogen Index and other nitrogen tools in those countries. Pictured with him are Ana Karina Saavedra Rivera (Bolivia), Luis Orlando Escudero López (Ecuador), and Carlos Marcial Monar Benavides (Ecuador).
Photo by Peggy Greb.
