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Thursday, April 23, 2020 | History

2 edition of Study of some Leptosphaeria and related genera in Ontario found in the catalog.

Study of some Leptosphaeria and related genera in Ontario

Inge Johanna Stephanie Poot

Study of some Leptosphaeria and related genera in Ontario

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  • 9 Currently reading

Published by I. Poot] in [Toronto .
Written in English

    Subjects:
  • Leptosphaeria,
  • Fungi -- Ontario

  • Edition Notes

    Statementby Inge Johanna Stephanie Poot.
    The Physical Object
    Pagination369 leaves :
    Number of Pages369
    ID Numbers
    Open LibraryOL19390596M

    Leptosperin is a naturally occurring chemical, found only in the nectar of Manuka plants (and a few very close relatives). It was first identified (and patented) by Japanese researcher Kato in *, and later that year its presence in Manuka nectar was reported by the UMFHA and Analytica Laboratories at the Apiculture Industry Conference in. The August Cieszkowski Agricultural University, Poznań, Poland OCCURRENCE OFLEPTOSPHAERIA MACULANS ANDL. BIGLOBOSA IN OILSEED RAPE LEAVES WITH DIFFERENT SYMPTOMS OF STEM CANKER Z. Karolewski, D. Walczak, T. . • Leptospirosis is a zoonotic disease caused by the bacteria Leptospira interrogans. The bacteria live in the kidney of the infected host. • Most mammals can be infected with Leptospirosis, however animals like skunks and raccoons are natural reservoirs that do not show clinical signs. These animals excrete theFile Size: KB. Leptospirosis is a bacterial disease that affects both humans and animals. The early stages of the disease may include high fever, severe headache, muscle pain, chills, redness in the eyes, abdominal pain, jaundice, haemorrhages in skin and mucous membranes (including pulmonary bleeding), vomiting, diarrhoea and a rash.


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Study of some Leptosphaeria and related genera in Ontario by Inge Johanna Stephanie Poot Download PDF EPUB FB2

Leptosphaeria is a genus of fungi in the family Phaeosphaeriaceae. Species. Leptosphaeria abbreviata; Leptosphaeria abuensis; Media related to Leptosphaeria at Wikimedia Commons Class: Dothideomycetes.

Leptosphaeria sacchari is a plant pathogen. External links. USDA ARS Fungal DatabaseFamily: Leptosphaeriaceae. (described by Cesati and de Notaris in ) Taxonomic Classification Kingdom: Fungi Phylum: Ascomycota Class: Euascomycetes Order: Pleosporales Family: Leptosphaeriaceae Genus: Leptosphaeria Description and Natural Habitats Leptosphaeria is a dematiaceous (phaeoid, or dark-walled) filamentous fungus found in the soil.

It grows in its teleomorphic phase. One of its. Leptosphaeria bicolor, causal agent of a leaf scorch disease of sugar cane, is referred to the new genus Saccharicola. The ascospores are transseptate and hyaline at.

Due to this rudimentary circumscription many, often remotely related, taxa have been placed in this genus. In recent years, more thorough reexamination and taxonomic reassessment of many species of Leptosphaeria have resulted in their disposition in other allied genera.

Philippe Tixier, Régis Sabbadin, in Advances in Ecological Research, The system and targeted services. Long-term management of phoma stem canker on oilseed rape, caused by the species complex Leptosphaeria maculans /L.

biglobosa, was chosen as a case study because of the economic importance of the disease and the substantial scientific knowledge available. The genus Phoma is typified by Phoma herbarum (Boerema ).This species has thus far not been linked to any teleomorph, but several other species that are currently accommodated in Phoma do have a sexual state.

The species in the section Pilosa are linked to the teleomorph genus Pleospora, while many species in the section Plenodomus have a sexual state in Cited by: On the basis of PCR analysis, all isolates originating from Serbia belong to L.

complex: belong to species Leptosphaeria maculans, and 8 to species Leptosphaeria biglobosa NA1 ('Leptosphaeria. Introduction. Blackleg disease, caused by the hemibiotrophic fungal pathogen Leptosphaeria maculans (Desm.) Ces. et de Not. is a major threat to the consistent global supply of canola (Brassica napus L).Canola is sown as a spring crop in the North Americas, winter crop in Europe and autumn crop in Australasia, and contributes approximately 14% of world Cited by:   Polymorphism of Tox Leptosphaeria maculans isolates as revealed by soluble protein and isozyme electrophoresis.

Mycological Research, 99(2) Mycological Research, 99(2) Gladders P,   The anamorphic genus Phoma was subdivided into nine sections based on Study of some Leptosphaeria and related genera in Ontario book characters, and included teleomorphs in Didymella, Leptosphaeria, Pleospora and Mycosphaerella, suggesting the polyphyly of the genus.

Recent molecular, phylogenetic studies led to the conclusion that Phoma should be restricted to present study Cited by: Phaeosphaeria herpotrichoides (De Not.) L. Holm, () Synonyms; Leptosphaeria herpotrichoides De Not., () External links. Index Fungorum; USDA ARS Fungal Database; References.

This Pleosporales-related article is a stub. You can help Wikipedia by expanding it Class: Dothideomycetes. Leptosphaeria senegalensis Segretain, Baylet, Darasse & Camain, C. Acad. Sci.: () [MB#]. Abstract. The distribution of the highly virulent and weakly virulent types ofLeptosphaeria maculans, causal agent of blackleg of oilseed rape, was studied in two fields in southern a polymerase chain reaction-based assay with primers specific for these virulence types, plant tissues were directly examined for the occurrence of the by: Lanes: Mbp DNA ladder; 1, 2, 4, 5, 7, 9 Leptosphaeria biglobosa brassicae ( bp); 3, 6, 8, 10, 11, 12 Leptosphaeria maculans brassicae ( bp).

Figure 1. Canola seeds infected with Leptosphaeria species. Dark dots on and around seeds represents pycnidia. Plants5, File Size: 1MB.

A collection of Leptosphaeria opuntiae, obtained in pure culture, produced the pycnidial anamorph Hendersonia opuntiae, which confirms a previous speculation that the two were connected.

Two new combinations, Montagnula opuntiae and Sclerostagonospora opuntiae are proposed and the two states are redescribed and by: 3.

Annual submission of serum samples to AHL for canine leptospirosis, positive and negative for the MAT, to 0 50 File Size: 1MB. A new distribution map is provided for Leptosphaeria maculans (Desm.) Ces. & de Not.

Ascomycota: Pleosporales Hosts: Oilseed rape (Brassica napus var. napus), radish (Raphanus sativus), turnip (Brassica rapa subsp. rapa) and other vegetable brassicas (Brassica oleracea). Information is given on the geographical distribution in EUROPE, Austria, Belarus, Belgium, Author: Eppo.

The entire wikipedia with video and photo galleries for each article. Find something interesting to watch in seconds. Ontario 28/22 West 1/21 East /25 Rainfall (mm)f West – South-east – West – Ontario – West – East – aAlso known as canola (Australia, Canada) or rapeseed.

bMean of temperaturesC during growing season. c9 is most resistant on Australian and UK (National Institute of Agricultural Botany) scales. Start studying Eusporangium vs. leptosporangium (V.S.P). Learn vocabulary, terms, and more with flashcards, games, and other study tools.

Leptosporangiate definition is - having each sporangium formed from a single epidermal cell —opposed to eusporangiate. How to use leptosporangiate in a sentence. General information about Leptosphaeria (1LEPTG) EPPO Global Database.

advanced search Login. Register. Toggle navigation. Home is not responsible for any use that may be made of the information from this project subsequently included in the EPPO Global Database.

From Guest Author Dr. John Prescott, Professor, Department of Pathobiology, University of information about Leptospira and leptospirosis can be found on our Resources page. The last decade has witnessed a surge in leptospirosis in dogs throughout much of North America. Ontario and Québec have been part of the surge, which is associated.

Real-Time Positive Test Results. To view the positive test results of a reported disease in a specific region, select the appropriate tab below and.

Leptosphaeria coniothyrium (Fuckel) Sacc., Nuovo Giornale Botanico Italiano 7: () [MB#]. Rlm12, conveys adult plant resistance in canola.” Blackleg, caused by Leptosphaeria maculans, is a significant disease which affects the sustainable production of canola (Brassica napus).

This study reports a genome-wide association study based on 18, polymorphic SNPs to identify loci associated with qualitative and quantitative resistance.

Lettris is a curious tetris-clone game where all the bricks have the same square shape but different content. Each square carries a letter. To make squares disappear and save space for other squares you have to assemble English words (left, right, up, down) from the falling : Dothideomycetes.

Leptosphaeria Ces. & De Not., Comm. Soc. crittog. Ital. 1(4): () Saprobic or pathogenic on stems and leaves of herbaceous or woody plants in terrestrial morph: Ascomata solitary, scattered or in small groups, erumpent to superficial, globose to subglobose, broadly conical, small- to medium-sized, smooth, easily removed from the host substrate, with.

Since the first edition of Identification of Pathogenic Fungi, there has been incredible progress in the diagnosis, treatment and prevention of fungal diseases: new methods of diagnosis have been introduced, and new antifungal agents have been licensed for r, these developments have been offset by the emergence of resistance to several classes of Brand: Colin K.

Campbell. A description is provided for Leptosphaeria coniothyrium. Information is included on the disease caused by the organism, its transmission, geographical distribution, and hosts. HOSTS: Rosa and Rubus spp. and a wide range of hosts which it attacks as a wound parasite or saprophyte.

DISEASES: Cane blight of raspberry, boysenberry, blackberry (43, ; 56, ; 56, ); Cited by: 1. Doctors McKenzie and Lootsma recently attended a seminar on leptospirosis in Ontario.

Leptospirosis is a bacterial infection that is spread by wild animals. Nearly 1 in 2 skunks and 1 in 3 raccoons across Ontario are carrying leptospirosis. The bacteria is present in the kidneys of infected animal and is spread when they urinate.

Requires intact basement membrane - adjacent cells migrate in the area, cover the BM. The cells flatten out creating a larger tubular lumen. Overtime these cells proliferate and enlarge, mature, and take on the characteristics of the cells that are lost.

Leptosphaeria biglobosa ‘canadensis’ is reported for the first time in Australia. All 88 Leptosphaeria isolates cultured from Brassica juncea stubble from northern NSW were L. biglobosa ‘canadensis’ whilst all 55 isolates cultured from Victorian stubble of the same B. juncea lines were L. maculans.

Both L. biglobosa ‘canadensis’ and L. maculans formed similar sized Cited by:   Phoma. The genus Phoma Sacc. emend. Boerema & G.J. Bollen (Pleosporales) is a good example of a coelomycetous genus made fascinating by its great ecological diversity, but taxing investigators with profound difficulties in making majority of the taxa within this mitosporic genus have been found in association with land plants, causing mainly.

The most closely related plants are members of the tribes Potentilleae (Sections Rubinae, Potentillinae, Dryadinae), Cercocarpaceae, Ulmariëae, and Sanguisorbeae.

The most common genera that would be most closely related to Rosa are Rubus, Potentilla, Fragaria, Geum, Dryas, Adenostema, Purshia, Cercocarpus, Alchemilla, Agrimonia, and Poterium.

Leptospirosis is treated with antibiotics such as penicillin, ciprofloxacin and tetracycline. A child with leptospirosis needs hospitalization and treated and monitored for complications. Intravenous antibiotics may be required in presence of more severe symptoms. It has arisen separately in different genera having stout conidiophores or long setae growing on the surface of smooth dead leaves (e.g.

Beltrania, Hemibeltrania, Ellisiopsis and related genera, Kendrick, ). Amalgamation of genera only on the basis of the common occurrence of this feature would hardly lead to naturally delimited genera. Quinta were susceptible (IP ) to some virulent isolates but resistant (IP 0—2) to others.

Some of the isolates that were virulent on Glacier were less virulent on Quinta (IP 3—6). Some isolates were virulent on both Quinta and Glacier. Thus, the L maculans isolates could be classified into four groups using these. Non peer reviewed. Invasion by Leptosphaeria maculans (phoma stem canker on brassicas): from genome to worldwide crop.

Leptosphaeria coniothyrium. [Distribution map]. Abstract A new distribution map is provided for Leptosphaeria coniothyrium (Fuckel) Sacc. Hosts: Rose (Rosa), raspberry (Rubus idaeus), etc. Information is given on the geographical distribution in AFRICA, Kenya, Malawi, Morocco, Nigeria, Rhodesia, South Africa, Uganda, ASIA, Brunei, China.General information about Leptosphaeria sp.

(LEPTSP) THIS WEBSITE USES COOKIES Our website uses cookies to ensure that we give you the best possible online experience. We do not use these to store personal information about uing to use this website means you agree to our use of cookies.Other articles where Leptosporangium is discussed: fern: The sporangium: several cells, the latter as leptosporangia and arise from a single cell.

Eusporangia occur in the classes Psilotopsida and Marattiopsida, and leptosporangia occur in the majority of the species in the class Polypodiopsida. There are, however, many forms intermediate between the two types of .