Commodity PRA for Agaricus bisporus - Defra

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Commodity PRA for Mushrooms CSL/Warwick HRI, December 18th 2007; revised 24 February 2009 CSL Registered File No. PPP 12011A Weed mould Synonym Notes on worldwide distribution Geosmithia emersonii Penicillium emersonii Isolated from mushroom Present in the UK, but no compost in the Netherlands, records for this species on likely to be one of many species classed as smokey mould. Species appears to be cosmopolitan, occurring on a wide range of habitats. mushroom compost in the UK. Heleococcum aurantiacum No records found elsewhere. Present in the UK. Has been recorded in mushroom compost but this appears to be a rare occurrence. Notes on UK distribution Reference CABI (undated) Moore (1959); Wood (1957) 36
Weed mould Synonym Notes on worldwide distribution Humicola insolens This fungus appears to be cosmopolitan having a wide host/habitat range. Hypomyces chrysospermus Sepedonium Cosmopolitan, on a range of (yellow mould) chrysospermum, hosts and habitats. Appears Sepedonium mycophilum, to cause yellow mould Sporotrichum mycophilum, wherever mushrooms are Trichoderma mycophilum, grown. Also known to be able Uredo mycophila to infect mushrooms (Annex Table 1) but reports of this are rare. Mortierella reticulata Reported to be present in mushroom compost in the USA. Probably occurs wherever mushrooms are grown. Mucor mucedo Appears to be cosmopolitan, it is present on a range of hosts and habitats in several continents but there are few reports in mushroom compost. Possibly an opportunistic coloniser of composts. Myceliophthora lutea (mat and Chrysosporium luteum, Occurs wherever mushrooms confetti) Scopulariopsis lutea are grown. Nectria peziza Dialonectria peziza, Hydropisphaera peziza, Nectria aurea, Nectria epigaea, Sphaeria aurea, Sphaeria peziza Cosmopolitan, on a wide range of hosts. Possibly occurs wherever mushrooms are grown should hygiene measures be insufficient. Commodity PRA for Mushrooms CSL/Warwick HRI, December 18th 2007; revised 24 February 2009 CSL Registered File No. PPP 12011A Notes on UK distribution Reference Present in the UK in mushroom compost amongst other habitats. Relatively common in the UK on a wide range of hosts. Common weed mould in UK mushroom composts. Recorded in mushroom compost in UK. Appears to be rare in the UK. Recorded in mushroom spawn. Unknown if it was causing a problem. Present in the UK, occurs infrequently in mushroom composts. Common in UK on a range of hosts. Has been reported in mushroom beds. CABI (undated); BMS (undated) Flegg et al. (1985); Fletcher et al. (1994); Farr et al. (undated); BMS (undated) CABI (undated); BMS (undated); Betterley & Brown (1989) CABI (undated); Farr et al. (undated) Fletcher et al. (1994) Moore (1959); BMS (undated) 37
Page 1 and 2: A UK commodity Pest Risk Analysis f
Page 3 and 4: Commodity PRA for Mushrooms CSL/War
Page 5 and 6: 1. Introduction 1. 1 Mushroom produ
Page 9: Commodity PRA for Mushrooms CSL/War
Page 12 and 13: 2. Methods Commodity PRA for Mushro
Page 16 and 17: Species Type of organism Rhabditis
Page 32 and 33: Table 2. Weed moulds (fungi) associ
Page 34 and 35: Weed mould Synonym Notes on worldwi
Page 46 and 47: Pathogen Symptom Notes on worldwide
Page 48 and 49: Table 5. Insect pests associated wi
Page 50 and 51: Table 6. Acarina (Mites) associated
Page 52 and 53: Pest Component attacked Notes on wo
Page 54 and 55: Table 7. Mycophagous nematode pests

Commodity PRA for Agaricus bisporus - Defra

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