Widely Prevalent Plant Pathogen Status – This map is based on data from the Widely Prevalent Fungi Project, a collabaration between USDA APHIS PPQ and . Twenty seven (27) isolates of Alternaria porri were isolated from diseased leaf samples collected from different onion growing regions of Bangladesh and. PDF | Effect of different culture media, pH levels and natural substrates on mycelial growth and sporulation of Alternaria porri and Stemphylium.

Author: Mazuzilkree Migis
Country: Kosovo
Language: English (Spanish)
Genre: Science
Published (Last): 14 September 2016
Pages: 109
PDF File Size: 2.58 Mb
ePub File Size: 13.27 Mb
ISBN: 798-6-53291-415-3
Downloads: 74246
Price: Free* [*Free Regsitration Required]
Uploader: Mozshura

Alternaria porri From Bugwoodwiki. Cookies are small text files that contain a string of characters and uniquely identifies a browser.

Alternaria porri

Alternaria porri Ellis Cif. Contains Matches exactly Value is undefined. Apply adequate but not excessive nitrogen fertilizer before bulb initiation. If you would like to know more about cookies and how they work, please visit www. Journal of the Department of Agriculture of Porto Rico.

Privacy policy About Bugwoodwiki Disclaimers. Specimens and strains links: Reduce over- wintering and survival of the pathogens by eliminating culls, onion debris, and volunteers. Most browsers are initially set up to accept cookies, since this is required by most website owners in order to access their sites. Catalogue of Life CoL.

Alternaria porri

This is used when first reloading the page. Copper fungicides are registered for control of purple blotch, but are not highly effective. Matches exactly Value is undefined. Lesions are elongate, small, sunken and whitish with a purple center. For practical reasons we have decided not to translate all pages in several languages anymore because it was too heavy to maintain but some of the labels of the basic and advanced query pages are still available.


Plant high quality seed and transplants free from the purple blotch pathogen. Google Wikimedia Wikipedia Wikispecies. Storage symptoms appear as a dark yellow to wine-red spongy rot of outer or inner scales of bulbs. Click on the language titles to launch them. Older leaves and plants are more susceptible to infection. These cookies allow us to see information on user website activities including, but not limited to page views, source and time spent on a website.

The fungus is disseminated within and among fields by splashing water and wind, and overwinters in and on infested crop debris. Macrosporium porri Ellis, Grevillea 8 Alternaria porri Ellis Cif.

Pairwise identification Polyphasic identification. They are sent to a computer by website operators or third parties. Content is available for non-profit, educational use under our Copyright Agreement. Using Google Analytics, we can see what content is popular on our websites.

Alternaria porri – Bugwoodwiki

No other cookies than the ones mentioned above are used on our websites. This page was last modified Chemical controls are most effective when combined with sound cultural practices.

Obligate or homotypic synonyms: Initial symptoms appear on older leaves, usually late in the summer as spores are blown alternarai infested debris. It is replaced each time there is a query done. We use cookies in a very limited number of scenarios that are all present to help the users to have an easier experience. Encyclopedia of Life EOL. aalternaria


Cookies mentioned in the last point are Google analytics cookies that are IP anonymized which means that we cannot trace single users. Current name Classification Type name Alternarria Obligate or homotypic synonyms Anamorph synonyms Teleomorph synonyms Facultative or heterotypic synonyms Type of organism. Lily Eurwilaichitr and Dr. Leaves wilt and die.

Common Names and Diseases. Undercut onion roots and harvest at full maturity when intact necks top over naturally, ideally during dry weather.

Other fungal links Bibliography links General links Molecular links Specimens and strains links. Purple blotch is caused by the fungus Alternaria porri. Practice a three-year or longer rotations to non-hosts such as small grains and corn.

Bulbs can be infected at harvest if the pathogen enters neck wounds.

Bernard Jabas 1 and Dr. Register new name species, genus, family, etc Register new type specimen of existing taxa epitype, neotype, etc. Sanctioned by Sanctioning name Validated by Type specimen or ex type More specimens Human pathogenicity code Plant pathogenicity code Code toxicity. The information is depersonalized and is displayed as numbers, meaning it cannot be traced back to individuals.


There was a problem providing the content you requested

Run Zhang 1 and Dr. Simple search Basic search Advanced search Search type specimens Search thesaurus Search bibliography.

Any condition s All condition s.