300 dpi: (d2549-1.jpg)
640 pixels wide: (d2549-1.jpg)
 Image Number D2549-1 |
A juvenile root-knot nematode, Meloidogyne incognita, penetrates a tomato root. Once inside, the juvenile, which also attacks cotton roots, causes a gall to form and robs the plant of nutrients.
Photo by William Wergin and Richard Sayre. Colorized by Stephen Ausmus.
