Full TGIF Record # 114469
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Web URL(s):https://stri.lib.msu.edu/vol61-1985/pdf/sptri85061148.pdf#page=6
    Last checked: 08/30/2006
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    Notes: Available to TGIF and STRI users
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Publication Type:
i
Report
Content Type:Q & A
Corporate Author(s):Sports Turf Research Institute
Title:Thatch fungi
Section:Enquiries and replies
Other records with the "Enquiries and replies" Section
Source:Journal of the Sports Turf Research Institute. Vol. 61, 1985, p. 153-154.
Publishing Information:Bingley, West Yorkshire, UK: The Sports Turf Research Institute
# of Pages:2
Question:"This autumn a number of rings and discoloured patches have appeared on my lawn. I am enclosing a sample from one of the affected areas and would be grateful if you could identify the disease and advise on control."
Answer/Response:"The sample from your lawn has been examined and it has been found that thatch fungi are responsible for the symptoms which you describe. Also known as superficial basidiomycetes, these fungi are similar to those which cause fairy rings etc. although thatch fungi do not produce fruiting bodies like mushrooms or toadstools. Thatch fungi occur on turf where there is a distinct layer of accumulated fibrous material just below the surface. Your lawn has this feature, as can been seen from the turf sample which you sent. The fungi are feeding on the thatch, gradually breaking it down and tend therefore to produce depressed areas where fibre has been reduced. This can be quite unsightly on a lawn and is particularly troublesome on playing surfaces like golf or bowling greens where the evenness of the playing surfaces tends to be disrupted. Thatch fungi can also produce a variety of other symptoms such as circular patches, vague rings, sections of ring or irregular narrow lines. Unfortunately, there is no currently available fungicide which can be recommended as effective for the control of thatch fungi. The best method of control is, therefore, to try and reduce the thatch layer on which the fungi are feeding, this being in any event an undesirable feature on a fine lawn. Scarification work would be particularly useful carried out mainly in spring and autumn but also in the summer if there is good growth taking place and no danger of drought. Autumn top dressing work using a suitable compost is also useful to firm up the thatch layer and level off deressions caused by the fungus."
Keywords:TIC Keywords: Disease control; Disease identification; Recommendations; Superficial fairy rings; Thatch control; Topdressing; Vertical mowing
Language:English
References:0
ASA/CSSA/SSSA Citation (Crop Science-Like - may be incomplete):
Sports Turf Research Institute. 1985. Thatch fungi. J. Turfgrass Sports Surf. Sci. 61:p. 153-154.
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Web URL(s):
https://stri.lib.msu.edu/vol61-1985/pdf/sptri85061148.pdf#page=6
    Last checked: 08/30/2006
    Requires: PDF Reader
    Notes: Available to TGIF and STRI users
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MSU catalog number: SB 433 .A1 S63
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