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. 2024 Jan 9;30(1):49–66. doi: 10.1007/s12298-023-01408-3

Table 3.

Morphological and microscopic alterations in Fusarium verticilloides due to the effect of different concentrations of cell pellet (CP) and the cultural filtrate (CF) of Ochrobactrum ciceri on malt extract agar ( MEA) plates amended with Zn at 7th day after incubation at 28 °C

Morphological characters Culture medium containing different concentrations of CP or CF
(Without Zn)
(0%) (25%) (50%) (75%)
Control Cell pellet Cultural filtrate Cell pellet Cultural filtrate Cell pellet Cultural filtrate
Colony characters
Growth Highly dense Light Light minute minute No growth Minute
Color Whitish Whitish brown Creamy brown Creamy Creamy Whitish
Texture Cottony Cottony Cottony Cottony Fused Fused
Pigments Absent Present Present Absent Absent Absent
Microscopic characters
Chlamydospores Absent Absent Present Absent Present Absent
Microconidia Present Clustered Highly clustered Highly clustered Clustered
Macro conidia length (μm) 5–20 5–20 5–20 5–20 5–20
Macro conidia width (μm) 2–3 2–3 2–3 2–3 2–3
Macro conidia septation 6–7 5–6 5–6 4–5 4–5
Hypae Normal Swollen Highly swallon Fairly swallon Distorted
Conidiophore Present Present Present Present Present
Morphological characters Culture medium containing different concentrations of CP or CF
(With Zn)
(0%) (25%) (50%) (75%)
Control Cell pellet Cultural filtrate Cell pellet Cultural filtrate Cell pellet Cultural filtrate
Colony characters
Growth Highly dense Less minute Minute Minute No growth No growth No growth
Color Whitish Whitish brown Whitish Creamy
Texture Cottony Sticky Sticky Sticky
Pigments Absent Present Absent Absent
Microscopic characters
Chlamydospores Absent Absent Absent Absent
Microconidia Less clustered clustered Clustered Clustered
Macro conidia length (μm) 5–20 5–20 5–20 5–20
Macro conidia width (μm) 2–3 2–3 2–3 2–3
Macro conidia septation 6–7 5–6 5–6 5–6
Hypae Normal Distorted Distorted Distorted
Conidiophore Present Present Present Present