|
|
|

Image Number D2757-1 |
In West Lafayette, Indiana, researcher Shalamar Armstrong applies chemical lime/alum sulfate during testing of sediment and water samples from drainage ditches in northeast Indiana.
Photo by Kossi Nouwakpo.
640 pixels wide: (d2757-1.jpg)
Please visit our
Image Gallery
[Top]
|
|
|
|
|
Last Modified: 02/28/2013
|
|