نتایج جستجو برای: fusarium oxysporum f sp melonis

تعداد نتایج: 428975  

Journal: :Genetics 2003
Makoto Kimura Takeshi Tokai Gentaro Matsumoto Makoto Fujimura Hiroshi Hamamoto Katsuyoshi Yoneyama Takehiko Shibata Isamu Yamaguchi

The trichothecene 3-O-acetyltransferase gene (FgTri101) required for trichothecene production by Fusarium graminearum is located between the phosphate permease gene (pho5) and the UTP-ammonia ligase gene (ura7). We have cloned and sequenced the pho5-to-ura7 regions from three trichothecene nonproducing Fusarium (i.e., F. oxysporum, F. moniliforme, and Fusarium species IFO 7772) that belong to t...

2000
S. W. Budi D. van Tuinen C. Arnould E. Dumas-Gaudot V. Gianinazzi-Pearson S. Gianinazzi

Paenibacillus sp. strain B2, isolated from the mycorrhizosphere of Sorghum bicolor and having an antagonistic activity towards soil-borne fungal pathogens, possessed extracellular cellulolytic, proteolytic, chitinolytic and pectinolytic enzyme activities. The eventual role of these lytic enzymes in cellular interactions between Paenibacillus sp. strain B2 and Phytophthora parasitica and Fusariu...

Journal: :Genetics and molecular research : GMR 2017
F B M Mohr C Lermen Z C Gazim J E Gonçalves O Alberton

Ocimum gratissimum L. or clove basil, belongs to the Lamiaceae family, has various desirable uses and applications. Beyond its aromatic, seasoning, and medicinal applications, this plant also has antimicrobial activity. This study was aimed at assessing the antifungal activity, yield, and composition of the essential oil (EO) of O. gratissimum. The species was cultivated in garden beds with dys...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بوعلی سینا - دانشکده علوم کشاورزی 1390

نخود به دلیل دارا بودن پروتئین بالا و اهمیت در تناوب زراعی با غلات، همه ساله در سطح قابل توجهی از مناطق دیم کشت می شود. مطابق گزارشات متعدد، قارچ های عامل پژمردگی فوزاریومی (fusarium oxysporum f. sp. ciceri) و پوسیدگی ریشه (fusarium solani) از عوامل کاهنده عملکرد این محصول هستند. از آنجا که مبارزه شیمیایی علیه این قارچ ها چندان موثر نیست و نژادهای مختلف این گونه ها مقاومت را در ارقام مقاوم می-ش...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده کشاورزی 1393

پژمردگی آوندی خربزه که به وسیله یک پاتوژن خاکزی به نام fusarium oxysporum f. sp melonis (fom) ایجاد می شود، یک بیماری مخرب است. استفاده از ارقام مقاوم یک راه موثر برای کنترل کردن این قارچ است. دید واضح و روشن درباره برهمکنش بین ژن های مقاومت و بیماری زایی یک نقش مهم را در طول برهمکنش گیاه و پاتوژن ایفا می کند. بررسی همولوگ های ژن های افکتوری، در فرم های اختصاصی مختلف آغاز شده است، تا جایی که تع...

2013
V. Jalander B. D. Gachande

Aqueous leaf extract of four different species of Datura viz. D.stramonium L., D. innoxia Mill.Gard, D. metal L. and D. ferox L. Amoen were tested for their antifungal activity against phytopathogenic molds in terms of mycelial growth of Alternaria solani and Fusarium oxysporum f.sp. udum causing early blight of tomato and wilt of pigeonpea respectively. The extract of Datura sp. at 5, 10, 15 a...

Journal: :Phytopathology 2006
Jane E Stewart Mee-Sook Kim Robert L James R Kasten Dumroese Ned B Klopfenstein

ABSTRACT Fusarium species can cause severe root disease and damping-off in conifer nurseries. Fusarium inoculum is commonly found in most container and bareroot nurseries on healthy and diseased seedlings, in nursery soils, and on conifer seeds. Isolates of Fusarium spp. can differ in virulence; however, virulence and colony morphology are not correlated. Forty-one isolates of Fusarium spp., mo...

2007
Nehal S. El-Mougy Nadia G. El-Gamal Mokhtar M. Abdel-Kader

Essential oils from four plants, i.e. geranium, rosa, lemon and mint were tested for their activity in vitro and in vivo against Rhizoctonia solani and Fusarium oxysporum f. sp. phaseoli, the cause of root rot and wilt of beans. In vitro, they were found to have an inhibitory effect against the mycelial growth of R. solani and F. oxysporum f. sp. phaseoli. Complete inhibition in fungal growth w...

2002
Jian R. Bao Deborah R. Fravel Nichole R. O’Neill George Lazarovits Peter van Berkum

Forty-three Fusarium oxysporum strains and one Fusarium solani strain were analyzed for genetic diversity. These strains represent a wide range of geographic locations and were collected primarily from tomato (Lycopersicon esculentum) roots. Among all 43 F. oxysporum strains, 21 were not pathogenic to tomato, 20 were pathogenic, including 13 strains of Fusarium oxysporum lycopersici and seven s...

Journal: :journal of agricultural science and technology 2012
n. boulenouar a. marouf a. cheriti n. belboukhari

fusarium oxysporum f. sp. albedinis (foa) is a soil borne fungus causing the most serious disease of date palm (phoenix dactylifera l.) called “bayoud”. in the present study, five medicinal plants from the algerian sahara (southwest of algeria): limoniastrum feei (aerial part, roots), launeae arborescens (batt.) murb. (aerial part, roots), fredolia aretioides moq. et coss. (aerial part, roots),...

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