نتایج جستجو برای: plant transformation sclerotinia sclerotiorum

تعداد نتایج: 609366  

Journal: :به نژادی نهال و بذر 0
رقیه همتی r. hemati college of agriculture, university of zanjan, zanjan, iran.دانشکده کشاورزی، دانشگاه زنجان مریم مهدیخانی m. mehdikhani سیامک رحمانپور s. rahmanpour

sclerotinia stem rot (white stem rot), an important fungal disease, which is caused by sclerotinia sclerotiorum, is one of the serious diseases of various plants such as canola. use of resistant cultivars is an effective method to control the disease. a greenhouse experiment based on cotyledon inoculation using mycelial suspension of two different isolates of s. sclerotiorum was conducted to ev...

ژورنال: :فصلنامه تحقیقات بیماریهای گیاهی 2013
سمانه تیموری کامران رهنما

استفاده از اسانس های گیاهی به عنوان عوامل ضدمیکروبی در چند سال اخیر افزایش یافته است. در این بررسی فعالیت ضد قارچی اسانس های نعناع (mentha piperita)، رازیانه (foeniculum vulgare) و آویشن (thymus vulgaris) روی قارچ sclerotinia sclerotiorum در شرایط آزمایشگاه به روش اختلاط اسانس با محیط کشت pda در 5 غلظت مورد مطالعه قرار گرفت. نتایج مشخص کرد که اسانس نعناع تأثیر کافی بر روی رشد میسلیوم قارچ نداشت...

2018
Fei Liu Xiaoxia Li Meirong Wang Jing Wen Bin Yi Jinxiong Shen Chaozhi Ma Tingdong Fu Jinxing Tu

WRKY transcription factors are known to participate in the defence responses of higher plants. However, little is known about the roles of such proteins, especially regarding their functions in the resistance of oilseed rape (Brassica napus) to Sclerotinia sclerotiorum, a necrotrophic fungal pathogen that causes stem rot. In this study, we identified BnWRKY33 as a S. sclerotiorum-responsive gen...

2014
John P. Clarkson Laura Fawcett Steven G. Anthony Caroline Young

The plant pathogen Sclerotinia sclerotiorum can cause serious losses on lettuce crops worldwide and as for most other susceptible crops, control relies on the application of fungicides, which target airborne ascospores. However, the efficacy of this approach depends on accurate timing of these sprays, which could be improved by an understanding of the environmental conditions that are conducive...

Journal: :International Journal of Plant and Soil Science 2023

Sclerotinia sclerotiorum (Lib.) de Barry is a soil habitat plant pathogen, able of infecting more than five hundred host spp., all over the world and doing crucial role in reduce yield economically important crops. rot also known as stem rot, incited by S. certical disease chickpea. We done an experiment which, number fungal isolation, purification, identification pathogenicity from infected ma...

Journal: :PLoS pathogens 2016
Xueliang Lyu Cuicui Shen Yanping Fu Jiatao Xie Daohong Jiang Guoqing Li Jiasen Cheng

Small, secreted proteins have been found to play crucial roles in interactions between biotrophic/hemi-biotrophic pathogens and plants. However, little is known about the roles of these proteins produced by broad host-range necrotrophic phytopathogens during infection. Here, we report that a cysteine-rich, small protein SsSSVP1 in the necrotrophic phytopathogen Sclerotinia sclerotiorum was expe...

2005
Xiaojia Hu Daniel P. Roberts Yinbo Zhang

Sclerotinia sclerotiorum causes serious yield losses in oilseed crops worldwide. Bacillus subtilis Tu-100 significantly reduced (P≤0.05) the incidence of disease caused by S. sclerotiorum on oilseed rape at harvest in two trials conducted in fields artificially infested with this pathogen. Mean plant dry weight was significantly greater (P≤0.05) and mean plant length was significantly greater (...

Journal: :Pesticidi i fitomedicina 2023

Sclerotinia stem and root rot, caused by sclerotiorum, is considered to be an important soil-borne disease of over 400 plant species, including a wide range species for agriculture. In vitro in vivo sensitivity S. sclerotiorum several commercial fungicides biofungicides was studied. The highest efficacy achieved boscalid (98%) fluopyram (80%), the lowest B. subtilis-based product (5%). isolate ...

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