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Plant Pathology
Basic 12 difference between Sclerotium and Rhizoctonia
Plant Pathology

Basic 12 difference between Sclerotium and Rhizoctonia

Musa March 10, 2020

Difference between Sclerotium and Rhizoctonia

Sclerotium  Rhizoctonia
It causes disease on a wide range of agronomical and horticultural crops. It causes disease on a wide range of food and fiber crops.
It is an omnivorous pathogen It is not an omnivorous pathogen
It grows and attacks plants at or near the soil line/collar region. It grows and attacks plants at stems, leaves, and roots
Before the pathogen penetrates host tissue, it produces a considerable mass of mycelium on the plant surface It penetrates directly through the cuticle, epidermis or by natural openings of the plant.
The sclerotia of Sclerotium have a thin outer layer The sclerotia of Rhizoctonia have a thick outer layer
Sclerotium doesn’t produce appressorium Rhizoctonia produces appressorium
The color of mycelium is white The color of mycelium is brown
Hypha are thread-like and branched haphazardly with lateral hyphae The main hyphae often branch at a 90° angles with lateral hyphae
Favorable temperature is 25-35°C Favorable temperature is 12-32°C
As an omnivorous pathogen, the disease severity of Sclerotium is more than Rhizoctonia Because of not an omnivorous pathogen, the disease severity of Rhizoctonia is less than Sclerotium
The size of sclerotia is 0.5-1.5 mm in diameter The size of sclerotia is 1 to  3 mm in diameter
The color of sclerotia is white to brown The color of sclerotia is brown to black
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Musa

I'm studying plant pathology. I have completed my Bachelor of Science in Agriculture degree.

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