Page Banner

United States Department of Agriculture

Agricultural Research Service

ARS Photo Library


Download a high-resolution (300dpi) digital image

{short description of image}

Image Number K8687-2

Searching for molecular signals involved in viriod movement and disease-causing activity, molecular biologist Yan Zhao and plant pathologist Rosemarie Hammond examine a tomato plant infected with potato spindle tuber viriod.

Photo by Peggy Greb.



640 pixels wide: (k8687-2.jpg)




Please visit our Image Gallery
Last Modified: 5/23/2006
Footer Content Back to Top of Page