نتایج جستجو برای: fusarium oxysporum fsp nicotianae

تعداد نتایج: 15640  

2018
Moustafa Bani Alejandro Pérez-De-Luque Diego Rubiales Nicolas Rispail

Fusarium wilt caused by Fusarium oxysporum f. sp. pisi (Fop) is one of the most destructive diseases of pea worldwide. Control of this disease is difficult and it is mainly based on the use of resistant cultivars. While monogenic resistance has been successfully used in the field, it is at risk of breakdown by the constant evolution of the pathogen. New sources of quantitative resistance have b...

بیماری پژمردگی فوزاریومی توتون، از بیماری­های عمده توتون در دنیا است که می­تواند خسارات زیادی را موجب شود. مهاراین بیماری باعصاره‌های گیاهی یکی از روش­های امن و دوستدار محیط زیست به شمار می­رود. هدف از این تحقیق تعیین فعالیت ضد قارچی عصاره‌ چند گیاه بر قارچ عامل پژمردگی فوزاریومی توتون (Fusarium oxysporum f.sp. nicotianae) تهیه شده با حلال­های مختلف بود. در این تحقیق عصاره‌های نه گونه گیاهی شام...

2017
Diane Mostert Agustin B Molina Jeff Daniells Gerda Fourie Catur Hermanto Chih-Ping Chao Emily Fabregar Vida G Sinohin Nik Masdek Raman Thangavelu Chunyu Li Ganyun Yi Lizel Mostert Altus Viljoen

Fusarium oxysporum formae specialis cubense (Foc) is a soil-borne fungus that causes Fusarium wilt, which is considered to be the most destructive disease of bananas. The fungus is believed to have evolved with its host in the Indo-Malayan region, and from there it was spread to other banana-growing areas with infected planting material. The diversity and distribution of Foc in Asia was investi...

Journal: :The plant pathology journal 2016
Hyun Ji Cho Seong Won Hong Hyun-Ju Kim Youn-Sig Kwak

Major diseases in grafted cacti have been reported and Fusarium oxysporum, Bipolaris cactivora, Phytophthora spp. and Collectotrichum spp. are known as causal pathogens. These pathogens can lead to plant death after infection. Therefore, some European countries have quarantined imported cacti that are infected with specific fungal pathogens. Consequently, we developed PCR detection methods to i...

2016
Fabian Weikl Andrea Ghirardo Jörg-Peter Schnitzler Karin Pritsch

Alternaria alternata is one of the most studied fungi to date because of its impact on human life - from plant pathogenicity to allergenicity. However, its sesquiterpene emissions have not been systematically explored. Alternaria regularly co-occurs with Fusarium fungi, which are common plant pathogens, on withering plants. We analyzed the diversity and determined the absolute quantities of vol...

Journal: :Investigative ophthalmology & visual science 2010
Yan Sun Jyotsna Chandra Pranab Mukherjee Loretta Szczotka-Flynn Mahmoud A Ghannoum Eric Pearlman

PURPOSE Fusarium solani and F. oxysporum were the causative organisms of the 2005/2006 outbreak of contact lens-associated fungal keratitis in the United States. The present study was an investigation of the ability of F. oxysporum grown as a biofilm on silicone hydrogel contact lenses to induce keratitis. METHODS A clinical isolate of F. oxysporum was grown as a biofilm on lotrafilcon A cont...

Journal: :Fitoterapia 2011
Quan-Xin Wang Sai-Fei Li Feng Zhao Huan-Qin Dai Li Bao Rong Ding Hao Gao Li-Xin Zhang Hua-An Wen Hong-Wei Liu

A new oxysporidinone analogue (1) and a new 3-hydroxyl-2-piperidinone derivative (2), along with the known compounds (-)-4,6'-anhydrooxysporidinone (3), (+)-fusarinolic acid (4), gibepyrone D (5), beauvercin (6),cerevisterol (7), fusaruside (8), and (2S,2'R,3R,3'E,4E,8E)-1-O-D-glucopyranosyl-2-N-(2'-hydroxy-3'-octadecenoyl)-3-hydroxy-9-methyl-4,8-sphingadienine (9) were isolated from Fusarium o...

Journal: :Journal of Bacteriology 1964

ژورنال: بیماریهای گیاهی 2015
ضیاءالدین بنی هاشمی, فاطمه صباحی

در این پژوهش زوال گیاهان زینتی از نظر آلودگی به عوامل بیماری‌زای قارچی و شبه‌قارچی بررسی گردید. نمونه‌برداری طی سال‌های 1390 و 1391، از گیاهان بیمار در مناطق مختلف و گل‌خانه‌های شهر شیرازکه علائم پژمردگی، پوسیدگی ریشه و طوقه داشتند انجام گرفت. در بین این عوامل، Fusarium solani، F. oxysporum، F. equiseti، F. culmorum، F....

Journal: :Indian Journal of Orthopaedics 2014

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