Table 2.

Stages of infection by Cercospora beticola under in vitro and greenhouse conditions.

	C. betiocla infection of in vitro plants	C. beticola infection of greenhouse plants
Fungal growth on the epidermis	1 dpi	1–5 dpi
First penetration of stomata	1 dpi	4 dpi
Intensive growth on the epidermis and frequent penetration of stomata	2 dpi	5 dpi
Colonization of the parenchyma tissue	3 dpi	5–9 dpi
Appearance of necrotic spots	4 dpi	10–12 dpi
Large necrotic spots and initiation of sporulation	7 dpi	15 dpi

dpi, Days post inoculation.