Figure 2.

Five categories of plants depending on the degree of damage caused by the pathogen Fusarium culmorum. Categories 1 and 2 include necrotic (C1) and chlorotic (C2) germinated plants. Category 3 marks plants with symptoms like the browning of root neck (C3). Category 4—plants with a little brown spot on the top of the root neck (C4). Category 5 indicates plants with no visual symptoms of pathogen presence (C5). Categories 1–5—all plants emerged, categories 3–5—vital plants, category 5—symptomless plants.