Phoma foveata

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WebNov 17, 2024 · The Phoma and Ascochyta species described by Wollenweber and Hochapfel in their study of fruit-rotting. Studies in Mycology, 3:1-50. Google Scholar. Boerema GH, … WebApr 1, 1995 · The system comprises tesselations of agar tiles of contrasting nutrient status separated by air gaps. Growth responses in such systems of Alternaria alternata, Mucor sp., Phoma foveata, Rhizoctonia solani and Trichoderma viride are described. Generally, the growth of the fungi reflected the nutrient status of the underlying substrate.

PATHOGENS ASSOCIATED WITH PIT ROT IN POTATOES

WebPhoma Sacc. is an ubiquitous fungus, which has been reported from plants, soil, human beings, animals, and air. Some species of Phoma like P. sorghina, P. herbarum, P. exigua var. exigua, P. macrostoma, P. glomerata, Phoma macdonaldii, Phoma tracheiphila, Phoma proboscis, P. multirostrata, and Phoma … Webmacdonaldii, Phoma tracheiphila, PhomaherbarumPhoma proboscis, P. multirostrata, and Phoma foveata secrete phytotoxin and anthraquinone pigments as secondary metabolites, which have great ... norer shield medical

Phoma exigua var. foveata - Wikipedia

WebMay 16, 2007 · Each assay detected Phoma species (var. foveata or exigua) from naturally infected tubers showing symptoms of gangrene, and P. erythroseptica or Py. ultimum … WebMar 1, 1998 · The main sesquiterpenoids found in potato tubers infected by the fungi Phoma foveata and Fusarium spp. were identified as the C-1′ epimers of (2R,5S,10R)-2-(1′,2′-dihydroxy-1′-methylethyl)-6,10-dimethyl-spiro[4,5]dec-6-en-8-one and their 2′-O-β-d-glucopyranosides, by using NMR techniques, conformational analysis, CD measurements … WebMay 18, 2015 · Phoma foveata, Phoma exigua var. exigua, and Phoma eupyrena are fungal pathogens of potato, causing gangrene or pit rot symptoms in tubers, and they are … how to remove hyperlink in spreadsheet

Detection and Identification of Phoma Pathogens of Potato

WebOct 22, 2012 · A potato tuber rot disease of unknown cause, affecting 5 to 15% of the potato tuber, was observed at Gansu Province of China in March 2010. Sunken, round, oval, or irregular lesions formed at the umbilicus or buds of potato tubers after 30 days of storage at 4°C. These lesions gradually expanded to form khaki, lavender sunken lesions ranging … Webotros hongos, como Phoma exigua var. foveata causante de la podredumbre marrón del tallo, Rhizoctonia solani, de la podredumbre radicular, Ascochyta hyalospora de manchas foliares, Cersospora sp. Causante de cercosporiosis, Phoma spp., causante de la mancha ojival del tallo, Cladosporium sp., causante del moho no requirements type exists for materialWebMar 23, 2013 · Phoma exigua Desmazires f.sp. foveata (Foister) Boerema 马铃薯坏疽病菌 236. Phoma glomerata (Corda) Wollenweber et Hochapfel 葡萄茎枯病菌 237. Phoma pinodella (L.K. Jones) Morgan-Jones et K.B. Burch 豌豆脚腐病菌 238. Phoma tracheiphila (Petri) L.A. Kantsch. et Gikaschvili 柠檬干枯病菌 239. how to remove hyperlink in word 365

"WebFeb 24, 2016 · Phoma species were pr esent in 70% of sam ples, with t he most prevalent being P . eupyrena , followed by P . exigua and P . foveata (56%, 29% and 22% of samples respectively). " - Phoma foveata

Phoma foveata

Phoma Species, Health Effects and Treatment Mold Busters

http://www.scielo.org.co/pdf/acag/v70n4/0120-2812-acag-70-04-380.pdf WebFeb 8, 2024 · Gangrene (Phoma foveata): NIL Spraing (PMTV and TRV): NIL Any symptoms by other viruses: NIL Please note: Pre-export virus testing is not mandatory but can be provided by Science and Advice for Scottish Agriculture, Virology and Zoology Section.

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About 140 Phoma taxa have been defined and recognized which may be divided into two large groups: (i) plurivorous fungi, generally saprobic or weakly parasitic, mainly from temperate regions in Eurasia, but occasionally also found in other parts of the world (including areas with cool or warm climates); and (ii) specific pathogens of cultivated plants. However other estimates place the number of taxa closer to 3000, making it one of the largest fungal genera. WebP. eupyrena was described from stems (Saccardo, 1879), but it has never been shown to be parasitic on the aerial parts of the plant. This fungus has been reported as a parasite on …

WebPhoma foveata Foister, 1940 Foister 1940. homotypic synonym: Phoma exigua var. foveata. Phoma ... Crous PW, 2010. Highlights of the Didymellaceae: A polyphasic approach to … WebMar 27, 2009 · Potato seed tubers infected or not infected with gangrene (Phoma foveata) were planted at Rothatnsted in 1987 to measure the effect of the disease and of neighbouring plants on yield.The experimental design was constructed so that the effect on growth of six adjacent plants (two nearest neighbours in each direction within rows and …

WebDec 31, 2024 · Phoma foveata was once reported to cause potato gangrene . in Gansu Province in China (Yang et al. 2012). However, we . were unable to accurately identify it solely based on the pub- WebPhoma spp. Phoma exigua var. exigua - Phoma exigua var. foveata (Gangrene) Causal agent and transmission . Gangrene is a dry rot of tubers mainly caused by the fungus Phoma exigua var. foveata (the most aggressive type) or by the species P. exigua var. exigua.. These fungi survive in the soil as saprophytes. Infected soil adhering to the tuber acts as a …

If mature rots are present, a visual examination may be sufficient to identify gangrene symptoms and this provides the most rapid diagnosis. However, care has to be taken as the appearance of gangrene symptoms in tubers … See more Based on real-time PCR technology, Plexor® (Promega) involves labeling one species-specific primer with a fluorescent dye and modified it with a methylisocytosine (iso-dC) residue at the 5′-end. The … See more To detect for latent (no symptoms) contamination of tubers with Phomaspecies, a 100-tuber sample is tested 1. 1. Utensils should be dipped in methylated spirit and flamed to sterilize before and between … See more

WebJan 1, 2000 · P. foveata produces a pigment which allows differentiation from P. exigua in culture. Discrimination of the two species based on the production of a secondary metabolite, which is dependent on... how to remove hyperlinks in outlook emailWebCausal agent and transmission. Gangrene is a dry rot of tubers mainly caused by the fungus Phoma exigua var. foveata (the most aggressive type) or by the species P. exigua var. … how to remove hyperlink underline in cssWebOct 29, 2001 · Phoma solanicola f. foveata (Foister) Malcolmson P. foveata Foister = P. exigua var. foveata (Foister) Boerema = P. exigua Desm. f. sp. foveata (Foister) Malcolmson & Gray P. exigua Desm. var. exigua (more ubiquitous but weaker pathogen) Gray mold Botrytis cinerea Pers.:Fr. Botryotinia fuckeliana (de Bary) Whetzel [teleomorph] how to remove hypertext in wordWebJul 18, 2007 · Phoma foveata (gangrene) had the highest rot index, which was five times greater than for P. exigua and ten times greater than for P. eupyrena. This relationship was mirrored by the relative pathogenicities of P. foveata and P. eupyrena, as measured by size of rots developing at inoculated wounds in test tubers. how to remove hyperlinks from excel worksheetWebFeb 26, 2008 · The pathogenicities of Phoma exigua var. foveata and P. exigua var. exigua were compared by determining the relationship between incidence of infection of whole tubers or tuber pieces and... how to remove hyperlink on excelWebfoveata (Foister) Malcolmson, Phoma exigua var. foveata (Foister) Boerema Depositors C Logan Type of isolate Food & Beverage; Plant Cross references. GenBank AF079896 Phoma foveata strain ATCC 24771 RAPD-generated PCR-specific marker. Legal disclaimers. Intended use This product is intended for laboratory research use only. ... how to remove hyperlink in word shortcut keyWebMay 18, 2015 · Phoma foveata, Phoma exigua var. exigua, and Phoma eupyrena are fungal pathogens of potato, causing gangrene or pit rot symptoms in tubers, and they are responsible for significant crop... how to remove hyperlink on mac