搜索结果: 1-15 共查到“农学 virulence”相关记录19条 . 查询时间(0.098 秒)
Pathogen Causing Phalaenopsis Soft Rot Disease – 16S rDNA and Virulence Characterisation
Erwinia/Dickeya chrysanthemi moth orchids detached leaf inoculation assay
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2018/3/5
The pathogen causing Phalaenopsis soft rot disease and developed detached leaf inoculation methods were identified.
Based on its 16S rDNA sequences, the pathogen causing soft rot disease in Phalaenop...
Changes in virulence frequencies and higher fitness of simple pathotypes in the Czech population of Blumeria graminis f.sp. hordei
barley powdery mildew Hordeum vulgare population diversity specific resistances unnecessary virulences
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2015/7/28
The employment of specific genes, which determine host resistance to avirulent pathotypes of the pathogen, is not recommended for protecting barley against powdery mildew (Blumeria graminis f.sp. hord...
O-serogroups, virulence genes of pathogenic Escherichia coli and Pulsed-field gel electrophoresis (PFGE) patterns of O149 isolates from diarrhoeic piglets in Korea
Escherichia coli piglet O-serogroup pathotype virulence gene
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2015/4/16
A total of 116 Escherichia (E.) coli isolates isolated from neonatal diarrhoeic piglets were serogrouped and tested for the presence of virulence genes for fimbrial and non-fimbrial adhesins, intimin,...
The antimicrobial susceptibility and virulence factors of Bacillus anthracis strains isolated in Croatia
Bacillus anthracis antimicrobial susceptibility virulence factors
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2015/4/15
Bacillus anthracis can infect both livestock and humans. The importance of the treatment of the disease in humans has been underscored by the bioterrorism events of 2001 in the United States. The pres...
Virulence factors and antibiotic resistance in enterococci isolated from food-stuffs
Enterococcus species food virulence genes antibiotic resistance
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2015/4/15
A collection of 250 enterococci isolated from various food-stuffs were used to investigate seven virulence determinants and the microbial susceptibility of eight antibiotics. Species-specific PCR reve...
Characterization of virulence factors in Escherichia coli isolated from diarrheic and healthy calves in Austria shedding various enteropathogenic agents
diarrhoea cattle calves
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2015/4/2
Faecal samples from 230 diarrhoeic and healthy calves aged 0–6 weeks, from 100 farms in Austria, were examined between October 2004 and February 2005 for the presence of bacteria, especially Shiga tox...
Diversity of Oat Crown Rust (Puccinia coronata f.sp. avenae) Isolates Detected by Virulence and AFLP Analyses
Puccinia coronata f.sp. avenae oat crown rust
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2015/3/5
Forty Puccinia coronata f.sp. avenae isolates from several European countries and Israel were tested for virulence
to 18 differential oat lines. Amplified Fragment Length Polymorphism (AFLP) analysi...
Effect of Selected Pesticides on the Vitality and Virulence of the Entomopathogenic Nematode Steinernema feltiae (Nematoda: Steinernematidae)
Steinernema feltiae compatibility integrated pest management
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2015/3/5
The survival and infectivity of infective juveniles of the entomopathogenic nematode Steinernema feltiae (Rhabditida: Steinernematidae) were determined after being exposed to 8 insecticides (a.i. kino...
Evaluation of Virulence of Fusarium solani Isolates on Pea
pea germplasm Fusarium solani Fusarium oxysporum
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2015/3/2
Thevirulence of 166 Fusarium solani isolates collected in the Czech Republic from infected peaplants was evaluated.
Mycobacterial catalases, peroxidases, and superoxide dismutases and their effects on virulence and isoniazid-susceptibility in mycobacteria – a review
tuberculosis antituberculotic drugs Mycobacterium tuberculosis
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2015/2/5
Mycobacteria are intracellular bacterial parasites which survive and proliferate inside of macrophages for long periods of time. Because mycobacterial survival in macrophages is required for virulence...
Virulence frequencies to powdery mildew resistance genes of winter barley cultivars
Blumeria graminis f.sp. hordei Erysiphe graminis f.sp. hordei powdery mildew Hordeum vulgare barley winter cultivars virulence frequencies resistance genes pathogen populations
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2015/1/30
The virulence frequencies to powdery mildew resistance genes possessed by winter barley cultivars registered and newly tested in the Czech Republic were studied in 2000, 2002 and 2004. Random samples ...
The virulence spectrum of the wheat leaf rust population analyzed in the Czech Republic from 2002 to 2011
leaf rust pathotypes Lr genes resistance wheat
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2014/12/1
The research report presents a summary of wheat leaf rust virulence surveys in the Czech Republic from 2002 to 2011. Determination of virulence was based on infection types on Thatcher near-isogenic l...
Development of virulence to Meloidogyne incognita on resistant pepper rootstocks
pot experiment greenhouse experiment grafting
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2014/10/23
The root-knot nematode (RKN) Meloidogyne incognita is a major soil parasite of pepper crops in greenhouses in Southeast Spain. Due to the limitations of the use of soil fumigants, grafting plants on r...
Virulence surveys of wheat leaf rust in the Czech Republic and resistance genes in registered cultivars
Czech Republic leaf rust pathotypes Lr genes resistance wheat
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2014/9/22
The technical report presents a summary of results obtained in the leaf rust race surveys carried out in Czechoslovakia/Czech Republic in the years 1966–2001. The physiologic races were determined usi...
Virulence Frequency to Powdery Mildew Resistances in Winter Barley Cultivars
barley Blumeria graminis f.sp. hordei Hordeum vulgare powdery mildew resistances
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2014/3/11
Virulence frequencies to powdery mildew resistances in winter barley cultivars mostly registered in
the Czech Republic were studied in 2007 and 2008. Random samples of the air populations originatin...