300 dpi: (k10644-1.jpg)
640 pixels wide: (k10644-1.jpg)
Image Number K10644-1 |
Using a microscope, technician Douglass Barlin counts and identifies weed seeds extracted from soil samples.
Photo by Peggy Greb.
300 dpi: (k10644-1.jpg)
640 pixels wide: (k10644-1.jpg)
Image Number K10644-1 |
Using a microscope, technician Douglass Barlin counts and identifies weed seeds extracted from soil samples.
Photo by Peggy Greb.