Field technician collecting a soil core
![a person pressing a long metal device into the ground, the plot of soil is bare but outside the plot there is green grass](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/fieldtech%20wildcat.jpg?itok=29iFdnLE)
Detailed Description
A field technician taking a soil core sample at Wildcat, a field site in southwest Idaho. Scientists are studying the effects of herbicides used to control exotic annual grasses on soil.
Sources/Usage
Public Domain.