pythium root rot of green bean

pythium root rot of green beans Figure 1. Pythium root rot of green bean. Note decline symptoms of affected plants.
pythium root rot of green beans Figure 2. Pythium root rot of green bean. Note decline symptoms of affected plants.
Pythium root rot of green bean Figure 3. Pythium root rot of green bean. Note necrosis of roots and lack of fine roots.
Pythium root rot of green bean Figure 4. Pythium root rot of green bean. Note necrosis of roots and lack of fine roots.