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Table 1 Infection stages I-III on floret organs of wheat and their omnipresent characteristics

From: Fusarium graminearumforms mycotoxin producing infection structures on wheat

 

Stage I

Stage II

Stage III

Main event

Surface colonisation

Penetration

Sporulation

Typical fungal morphology

Runner hyphae Infection hyphae

Runner hyphae

Foot structures

Lobate appressoria

Infection cushions

Aerial hyphae Sporodochia

DON-Induction

No

Yes

No

Necroses

No

Some

Many

  1. Observations were made at glumes, lemmas, paleas, and caryopses of the susceptible wheat cultivar Nandu (n = 80/organ) and the resistant cultivar Sumai 3 (n = 24/organ) infected with TRI5prom::GFP mutant in detached in vitro bioassays.