Browsing by Subject/Keyword: collection:
Research crew operating a hydropneumatic elutriation root washing system in laboratory (3.4497)
Date: 1990sCreator: Kohout, John
Type: Photographic image
Description:Research crew operating a hydropneumatic elutriation root washing system in laboratory
L to R: Web Crowley, Tony Sanda (volunteer), Gary Watson, Jack Dieckmann (volunteer)
Extent: 1 photograph
Collaborative researchers from Northern Illinois University and Arboretum staff study root-system-nutrient interrelationships (3.4530)
Date: 1982 – 1983Creator: Kohout, John
Type: Photographic image
Description:Collaborative researchers from Northern Illinois University and Arboretum staff study root-system-nutrient interrelationships
Bottom left to right: Mike Duet, Mike Connor, Rick Hootman
Extent: 1 photograph
Root research, maple root system growth difficulty in oak forest (3.4535)
Type: Photographic image
Description:Root research, maple root system growth difficulty in oak forest
Root shown with white paper behind measuring 10 cm against black backdrop
Extent: 1 photograph
Root profiles of sugar maples comparing roots in competition with grass and in naturally mulched areas (3.4541)
Date: 1988Type: Photographic image
Description:Root profiles of sugar maples comparing roots in competition with grass and in naturally mulched areas
Extent: 1 photograph
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
Roots research, tree stump with roots (3.4544)
Date: 1988Type: Photographic image
Description:Roots research, tree stump with roots
Extent: 1 photograph
Gary Watson and research volunteers washing roots (3.4545)
Type: Photographic image
Description:Gary Watson and research volunteers washing roots
Extent: 1 photograph
Vials with root samples after washing (3.4546)
Date: March 21 – June 20 1987Creator: Kohout, John
Type: Photographic image
Description:Vials with root samples after washing
Extent: 1 photograph
Gary Watson (on tractor) and Mike Spravka in Round Meadow gathering soil samples to study roots of white oaks in amended soils, Giddings Rig (3.4549)
Type: Photographic image
Description:Gary Watson (on tractor) and Mike Spravka in Round Meadow gathering soil samples to study roots of white oaks in amended soils, Giddings Rig
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