root knot nematode of watermelon

Figure 1. Root knot nematode Figure 1. Roots of watermelon with galls due to root knot nematode.
Figure 2. root knot nematode Figure 2. Galls of root knot nematode on watermelon roots.
Figure 3. Root nematode galls on a watermelon root system Figure 3. Root nematode galls on a watermelon root system that has been washed to reveal symptoms of root knot.
Figure 4. root knot nematode Figure 4. A watermelon seedling that has been recently transplanted in the field has root knot galls visible. Note that symptoms of decline of the plant foliage are visible.
Figure 5. Close up of watermelon roots of transplant with galls. Figure 5. Close up of watermelon roots of transplant with galls.
Figure 6. Severe root knot nematode galls on watermelon roots. Figure 6. Severe root knot nematode galls on watermelon roots.