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Thatch Collapse Disease

Ra├║l Bragado Alcaraz
Ra├║l Bragado Alcaraz
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Table of contents: Thatch Collapse Disease

The pathogenic fungus that causes this disease is Sphaerobolus stellatus, a basidiomycete. Generally occurs on greens mown at very low cutting height. The main symptoms are small depressions in the greens, which are greener when mown at a higher height, with a healthy white crown. Sometimes mycelium can be seen below these depressions.

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Thatch Collapse Disease sample

Evidence exists on Agrostis greens, Poa annua, and has even been seen in Australia and New Zealand on Bermuda greens.

A common feature of all diagnosed samples is the presence of high amounts of organic matter.
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Substrate section

The recommended strategy is proper organic matter management and thatch control, including intense receipts y aerification. In terms of fungicide uses, there is still little data, although those that control fungicides are recommended. fairy ringas they are also basidiomycetes. The difficulty lies in being able to introduce the chemical into the soil, which is where the mycelium is present.

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