Page Banner

United States Department of Agriculture

Agricultural Research Service

Download a high-resolution (300dpi) digital image here

Image Number D1368-4

ARS soil scientist Greg McCarty (right) and Dean Hively, a physical scientist with the U.S. Geological Survey, sample plant biomass and soil nitrogen on a cover crop field in the Choptank River Watershed.


Photo by Stephen Ausmus.

640 pixels wide: (d1368-4.jpg)

Please visit our Image Gallery

Last Modified: 3/14/2017
Footer Content Back to Top of Page