Image Number D667-1

ARS support scientist Sue Cambron and Herb Ohm, small grains breeder at Purdue University, examine plants that are resistant and susceptible to Hessian fly. Both plants are the same age, but the one Ohm is holding has had its growth stunted by Hessian flies.

Photo by Peggy Greb.

640 pixels wide: (d667-1.jpg)