Browsing by Subject/Keyword: century: year:
Root system development (3.4542)
Date: 1980sType: Photographic image
Description:Root system development, comparing deep rich soil on the left with well-developed roots throughout the 16 inch profile, and old agricultural soil on the right with a compacted layer at 8 inches showing limited root development
Extent: 1 photograph
Soil core sample on left, roots revealed after washing (3.4543)
Date: 1980sType: Photographic image
Description:Soil core sample on left, roots revealed after washing
Extent: 1 photograph
Dr. Gary Watson working in lab (3.5202)
Date: 1980sType: Photographic image
Description:Dr. Gary Watson working in lab
Extent: 1 photograph