Commodity PRA for Agaricus bisporus - Defra

Commodity PRA for Mushrooms
CSL/Warwick HRI, December 18th 2007; revised 24 February 2009
CSL Registered File No. PPP 12011A
Pathogen Synonyms Symptom Notes on worldwide
distribution
Notes on UK distribution Reference
bubble)
with drops of amber
liquid, also small
‘bubbles’.
grown. other hosts.
Hypomyces Cladobotryum Rapid mycelial growth Occurs wherever Present and common on Fletcher et al. (1994);
rosellues
dendroides,
over casing and mushrooms are mushroom and also present on BMS (undated)
(Cobweb)
Cladobotryum mushrooms; cap grown.
other hosts.
mycophilum,
Dactylium
dendroides
spotting.
Lecanicillium Cephalosporium Lesions on mushroom Cosmopolitan, Present but only observed Moore (1959); Zare &
psalliotae
curtipes var.
cap.
recorded on a wide occasionally in mushrooms. Gams (2003)
uredinicola,
range of hosts.
Verticillium psalliotae
Possibly occurs
wherever
mushrooms are
grown.
Melanospora Gonatobotrys Only detail is that it was Cosmopolitan, on a Recorded in mushrooms in the BMS (undated); Farr et
damnosa
simplex
found infecting
wide range of hosts. UK, also present on other hosts. al. (undated); Vakili
mushroom in the UK. No reports infecting
mushroom found for
outside the UK.
(1989)
Mortierella bainieri
Peeling stipe, dark Occurs wherever Present in the UK on a range of Fletcher et al. (1994);
(Shaggy stipe)
brown discolouration, mushrooms are hosts but rare in mushrooms. BMS (undated)
coarse grey-white
mycelium over casing.
grown.
Mycogone rosea White mould of
Reported in Britain, Present in the UK. Has been Moore (1959); BMS
mushroom.
Germany, Uganda, recorded on mushrooms and (undated); Brady &
Hungary and plant hosts. Rare because of Gibson (1976)
Australasia, but current hygiene measures in
probably more widely
distributed in regions
where edible fungi
are cultivated
mushroom growing.
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