Final diagnosis


Tobacco cyst nematodes (Globodera tabacum )

On this rather necrotic and reduced size root system many tiny immature white cysts can be observed. <i><b>Globodera tabacum </b></i>(tobacco cyst nematodes)
These cysts, white at first, are in fact the remainings of hypertrophied females attached to root cortex by the head. <b><i>Globodera tabacum </i></b>(tobacco cyst nematodes).
Many cysts of different stage can be observed on this root. <i><b>Globodera tabacum</b></i>