نتایج جستجو برای: rhizoctonia solani گروه آناستوموزی 4

تعداد نتایج: 1399484  

2015
Gopaljee Jha Isha Tyagi Rajeev Kumar Srayan Ghosh

We report here the draft genome sequence of Burkholderia gladioli strain NGJ1. The strain was isolated from healthy rice seeds and exhibits broad-spectrum antifungal activity against several agriculturally important pathogens, including Rhizoctonia solani, Magnaporthe oryzae, Venturia inaequalis, and Fusarium oxysporum.

Journal: :Bionatura (Ibarra - Impresa) 2023

Execute search by date 1/4/2021, The results of collecting samples from the regions Anbar, Baghdad, Salah al-Din and Wasit showed that cowpea root rot disease is widespread in all studied areas, isolation phenotypic molecular diagnosis presence different fungi infected root, such as Fusarium nygamai (Fu1), F. (Fu2), solani (Fu3), solani(Fu4), Rhizoctonia (Rh5), (Fu6), pathogenicity test on radi...

2011
B. K. GOSWAMI M. M. RAHAMAN A. K M. A. HOQUE K. BHUYAN I. H. MIAN

An experiment was conducted to find out variation in isolated Rhizoctonia solani based on radial mycelial growth and sclerotial production. Five isolates of Rhizoctonia solani representing five clusters group were selected and were grown at different levels of temperature and pH on potato dextrose agar (PDA). It was observed that optimum temperature and pH for growth and scierotial production v...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان 1389

قارچ rhizoctonia solani یک بیمارگر گیاهی خاکزاد و همه جازی با دامنه میزبانی وسیع بوده که سالانه خسارات زیادی به محصولات زراعی، درختان مثمر و غیرمثمر، گیاهان مرتعی و زینتی وارد می کند. اسکلروت های سیاه روی سطح غده و زخم های نکروتیک فرورفته روی ریشه، ساقه و اجزای زیرزمینی سیب زمینی ، معمولترین علائم بیماری شانکر ریشه ناشی از رایزکتونیا می باشد. این بیماری در تولید بذر گواهی شده سیب زمینی اهمیت فر...

2016
Caetanie Fometeu Tchagang Renlin Xu Shima Mehrtash Shabnam Rahimi Aïssata Sidibé Xiang Li Eden S. P. Bromfield James Tabi Tambong

Two novel Pseudomonas strains (S1E40 and S3E12) isolated from corn roots are antagonistic to Rhizoctonia solani and exhibit differential hypersensitivity reactions on tobacco and corn seedlings. We report here the draft genome sequences of strains S1E40 and S3E12, consisting of 6.98 and 7.06 Mb with 6,150 and 6,129 predicted protein-coding sequences, respectively.

2012
Orlando Borrás Osmani Chacón Marleny González Roxana Portieles Ernesto González Merardo Pujol

To identify Nicotiana tabacum genes involved in resistance and susceptibility to the phytopathogenic fungus Rhizoctonia solani, transcripts were generated (by subtractive libraries), which were differentially expressed in each interaction. This enabled isolation of a gene coding for a protein kinase that becomes silent during the susceptibility interaction and is activated during resistance. Th...

Journal: :FEMS microbiology letters 2003
Atsushi Nagasaka Atsuko Sasaki Toshiaki Sasaki Miho Yonezawa Koji Katsura Teruyoshi Hashiba

Expression of the linear DNA plasmid-encoded protein (RS224) from the plant-pathogenic fungus Rhizoctonia solani isolate H-16, anastomosis group 2-2, and its localization were studied. Extracts from Escherichia coli cells expressing the open reading frame (ORF) of RS224 (RS224ORF in pRS224) contain a 92-kDa T7.Tag-RS224orf fusion protein. Antisera raised against the fusion protein obtained from...

2007
H. RAMEZANI H. P. SINGH J. S. DARGAN

A study was undertaken to explore the effect of volatile oils from Eucalyptus citriodora and its major constituent citronellal against two well-known rice pathogens, Rhizoctonia solani and Helminthosporium oryzae. The radial growth and dry weight of both the test fungi were drastically reduced in response to the volatile oils. A complete inhibition of R. solani and H. oryzae was observed at 10 ...

Journal: :Drug discoveries & therapeutics 2010
A Emam M Eweis M Elbadry

Bioassay-guided separation with an eye toward antifungal activity led to the isolation of the new alkaloid 5-(1̀,1̀-dimethylallyl)-8-hydroxyfuro[2-3-b] quinoline (1) and the known biscoumarin daphnoretin (2) as the active constituents of the chloroform extract obtained from the leaves of Ruta chalepensis. The structures of the metabolites were elucidated on the basis of their spectral characteris...

Journal: : 2021

Pathogenicity and anastomosis groups of seven Rhizoctonia-like isolates obtained from infected pistachio (Pistacia vera L.) seedlings were determined, in the central district Siirt province at Southeast Anatolia Region Turkey. Browning on crown root collected saplings drying plants observed. In pathogenicity test, most virulent isolate was Rs2 with a disease severity 93.75%. The group this isol...

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